 251, 238?
-x**3 + x**2 + 67*x + 16
What is the x'th term of 24, 71, 148, 255, 392?
15*x**2 + 2*x + 7
What is the c'th term of -211, -201, -187, -169, -147, -121, -91?
2*c**2 + 4*c - 217
What is the f'th term of 2216, 2217, 2218?
f + 2215
What is the w'th term of 31, 35, 31, 13, -25?
-w**3 + 2*w**2 + 5*w + 25
What is the m'th term of 45, 44, 43?
-m + 46
What is the u'th term of -52, -66, -84, -106, -132?
-2*u**2 - 8*u - 42
What is the t'th term of -54, -106, -158, -210, -262?
-52*t - 2
What is the f'th term of 8, 16, 38, 80, 148, 248, 386?
f**3 + f**2 - 2*f + 8
What is the b'th term of -23, -34, -51, -74, -103, -138, -179?
-3*b**2 - 2*b - 18
What is the z'th term of 186, 196, 206, 216, 226, 236?
10*z + 176
What is the k'th term of -156, -308, -460, -612, -764, -916?
-152*k - 4
What is the i'th term of 145, 292, 439, 586?
147*i - 2
What is the v'th term of -51, -219, -491, -861, -1323, -1871?
v**3 - 58*v**2 - v + 7
What is the c'th term of 12, 26, 44, 66, 92, 122?
2*c**2 + 8*c + 2
What is the z'th term of 1553, 1528, 1487, 1430, 1357?
-8*z**2 - z + 1562
What is the o'th term of 43, 184, 435, 808, 1315, 1968, 2779?
2*o**3 + 43*o**2 - 2*o
What is the r'th term of -27, -57, -97, -153, -231, -337?
-r**3 + r**2 - 26*r - 1
What is the u'th term of 116, 111, 104, 95?
-u**2 - 2*u + 119
What is the z'th term of -163, -323, -483, -643?
-160*z - 3
What is the n'th term of -5, 3, 11?
8*n - 13
What is the x'th term of -1342, -1340, -1338?
2*x - 1344
What is the f'th term of -18, -33, -42, -45, -42, -33, -18?
3*f**2 - 24*f + 3
What is the i'th term of 992, 995, 998, 1001?
3*i + 989
What is the l'th term of -116, -104, -86, -62, -32?
3*l**2 + 3*l - 122
What is the o'th term of -45, -86, -123, -156, -185, -210?
2*o**2 - 47*o
What is the i'th term of 32, 42, 50, 50, 36, 2, -58, -150?
-i**3 + 5*i**2 + 2*i + 26
What is the y'th term of 443, 442, 441, 440?
-y + 444
What is the c'th term of 16, 42, 80, 136, 216?
c**3 + 19*c - 4
What is the f'th term of 6, 0, -14, -36, -66?
-4*f**2 + 6*f + 4
What is the i'th term of 24, 50, 82, 120, 164, 214?
3*i**2 + 17*i + 4
What is the c'th term of 0, 2, 4?
2*c - 2
What is the j'th term of -19, -26, -31, -34?
j**2 - 10*j - 10
What is the u'th term of -3, -29, -79, -159, -275, -433?
-u**3 - 6*u**2 - u + 5
What is the l'th term of 30, 31, 34, 39?
l**2 - 2*l + 31
What is the z'th term of 85, 88, 99, 124, 169, 240, 343, 484?
z**3 - 2*z**2 + 2*z + 84
What is the b'th term of -75, -284, -631, -1116?
-69*b**2 - 2*b - 4
What is the x'th term of 323, 697, 1071?
374*x - 51
What is the b'th term of -17, -11, 13, 67, 163?
2*b**3 - 3*b**2 + b - 17
What is the y'th term of 623, 1235, 1833, 2411, 2963?
-y**3 - y**2 + 622*y + 3
What is the l'th term of -380, -382, -384?
-2*l - 378
What is the x'th term of -25, -51, -89, -145, -225, -335, -481?
-x**3 - 19*x - 5
What is the n'th term of -46, -266, -834, -1924, -3710, -6366?
-29*n**3 - 17*n
What is the m'th term of 90, 98, 116, 150, 206, 290, 408, 566?
m**3 - m**2 + 4*m + 86
What is the a'th term of -14, 4, 34, 70, 106, 136, 154, 154?
-a**3 + 12*a**2 - 11*a - 14
What is the m'th term of -1, 4, 11, 20, 31, 44?
m**2 + 2*m - 4
What is the k'th term of 20, 23, 32, 53, 92, 155, 248, 377?
k**3 - 3*k**2 + 5*k + 17
What is the x'th term of 21, 55, 123, 231, 385, 591, 855, 1183?
x**3 + 11*x**2 - 6*x + 15
What is the f'th term of -36, -39, -48, -63, -84, -111?
-3*f**2 + 6*f - 39
What is the f'th term of 2830, 2842, 2856, 2872, 2890, 2910, 2932?
f**2 + 9*f + 2820
What is the u'th term of 12, 31, 50, 69, 88, 107?
19*u - 7
What is the r'th term of -71, -81, -89, -95?
r**2 - 13*r - 59
What is the b'th term of 61, 53, 35, 1, -55?
-b**3 + b**2 - 4*b + 65
What is the g'th term of -34, -107, -220, -367, -542, -739, -952?
g**3 - 26*g**2 - 2*g - 7
What is the n'th term of 143, 137, 131, 125?
-6*n + 149
What is the k'th term of -36, -38, -40, -42, -44?
-2*k - 34
What is the f'th term of -468, -929, -1380, -1815, -2228, -2613, -2964, -3275?
f**3 - f**2 - 465*f - 3
What is the k'th term of 56, 240, 538, 944, 1452?
-k**3 + 63*k**2 + 2*k - 8
What is the u'th term of 58, 49, 20, -41, -146, -307, -536?
-2*u**3 + 2*u**2 - u + 59
What is the t'th term of 7, 17, 21, 13, -13, -63, -143?
-t**3 + 3*t**2 + 8*t - 3
What is the v'th term of -23, -44, -79, -134, -215, -328, -479?
-v**3 - v**2 - 11*v - 10
What is the w'th term of -679, -681, -683, -685, -687, -689?
-2*w - 677
What is the o'th term of -813, -812, -811, -810?
o - 814
What is the w'th term of -121, -172, -213, -238, -241, -216, -157?
w**3 - w**2 - 55*w - 66
What is the d'th term of 7918, 7913, 7906, 7897?
-d**2 - 2*d + 7921
What is the o'th term of 143, 123, 103, 83, 63, 43?
-20*o + 163
What is the u'th term of 26, 87, 188, 329, 510, 731?
20*u**2 + u + 5
What is the h'th term of -646, -648, -652, -658, -666?
-h**2 + h - 646
What is the k'th term of 34, 25, 16?
-9*k + 43
What is the d'th term of 80, 85, 90, 95?
5*d + 75
What is the y'th term of -1, -11, -29, -55, -89, -131, -181?
-4*y**2 + 2*y + 1
What is the i'th term of -3, -12, -19, -18, -3, 32, 93, 186?
i**3 - 5*i**2 - i + 2
What is the s'th term of -724, -793, -860, -925, -988, -1049?
s**2 - 72*s - 653
What is the y'th term of -259, -284, -309, -334?
-25*y - 234
What is the o'th term of -42, -187, -444, -825, -1342?
-2*o**3 - 44*o**2 + o + 3
What is the v'th term of 51, 41, 15, -33, -109, -219?
-v**3 - 2*v**2 + 3*v + 51
What is the c'th term of 224, 456, 688, 920?
232*c - 8
What is the d'th term of 12, 3, -8, -21, -36, -53, -72?
-d**2 - 6*d + 19
What is the b'th term of -1965, -1965, -1955, -1929, -1881?
b**3 - b**2 - 4*b - 1961
What is the x'th term of -46, -90, -138, -190, -246, -306?
-2*x**2 - 38*x - 6
What is the b'th term of -69, -83, -95, -105?
b**2 - 17*b - 53
What is the s'th term of 378, 373, 366, 357?
-s**2 - 2*s + 381
What is the d'th term of 13, 6, -3, -14, -27, -42?
-d**2 - 4*d + 18
What is the a'th term of 165, 135, 91, 27, -63, -185, -345, -549?
-a**3 - a**2 - 20*a + 187
What is the b'th term of -9896, -19791, -29672, -39533, -49368, -59171, -68936?
b**3 + b**2 - 9905*b + 7
What is the r'th term of -623, -1235, -1847, -2459, -3071, -3683?
-612*r - 11
What is the g'th term of -6, -44, -120, -252, -458, -756, -1164, -1700?
-3*g**3 - g**2 - 14*g + 12
What is the f'th term of -35, -129, -277, -473, -711, -985?
f**3 - 33*f**2 - 2*f - 1
What is the m'th term of -7827, -7823, -7817, -7809?
m**2 + m - 7829
What is the m'th term of -3, 7, 33, 81, 157, 267?
m**3 + 2*m**2 - 3*m - 3
What is the v'th term of 222, 447, 672, 897, 1122?
225*v - 3
What is the t'th term of 179, 179, 181, 185?
t**2 - 3*t + 181
What is the x'th term of -922, -3681, -8280, -14719?
-920*x**2 + x - 3
What is the a'th term of 258, 1026, 2306, 4098?
256*a**2 + 2
What is the a'th term of 82, 107, 142, 193, 266, 367?
a**3 - a**2 + 21*a + 61
What is the l'th term of 1046, 2095, 3144?
1049*l - 3
What is the g'th term of 146, 289, 432?
143*g + 3
What is the a'th term of 72, 24, -26, -78, -132, -188?
-a**2 - 45*a + 118
What is the n'th term of 23, 39, 77, 143, 243, 383, 569?
n**3 + 5*n**2 - 6*n + 23
What is the g'th term of 504, 1010, 1516, 2022, 2528?
506*g - 2
What is the y'th term of -102, -206, -332, -492, -698, -962, -1296?
-2*y**3 + y**2 - 93*y - 8
What is the u'th term of -17, -20, -9, 22, 79, 168?
u**3 + u**2 - 13*u - 6
What is the c'th term of 6, 25, 52, 87?
4*c**2 + 7*c - 5
What is the u'th term of 17, 22, 29, 38, 49, 62?
u**2 + 2*u + 14
What is the f'th term of -122, -132, -156, -200, -270?
-f**3 - f**2 - 120
What is the l'th term of -2, -31, -80, -149, -238, -347, -476?
-10*l**2 + l + 7
What is the s'th term of 15, 18, 31, 60, 111, 190?
s**3 - s**2 - s + 16
What is the d'th term of -327, -326, -325?
d - 328
What is the u'th term of 321, 693, 1067, 1443, 1821, 2201?
u**2 + 369*u - 49
What is the p'th term of 53, 113, 175, 239, 305?
p**2 + 57*p - 5
What is the k'th term of 9, 70, 229, 534, 1033, 1774, 2805?
8*k**3 + k**2 + 2*k - 2
What is the h'th term of -135, -102, -67, -30, 9?
h**2 + 30*h - 166
What is the m'th term of -135, -129, -113, -81, -27?
m**3 - m**2 + 2*m - 137
What is the p'th term of 50, 46, 50, 68, 106, 170, 266, 400?
p**3 - 2*p**2 - 5*p + 56
What is the q'th term of -922, -923, -918, -901, -866?
q**3 - 3*q**2 + q - 921
