 3
What is the u'th term of 22, 50, 84, 124, 170?
3*u**2 + 19*u
What is the d'th term of 34, 112, 244, 430, 670?
27*d**2 - 3*d + 10
What is the j'th term of -216, -207, -198, -189, -180?
9*j - 225
What is the u'th term of 2104, 4207, 6310?
2103*u + 1
What is the r'th term of -61, -60, -51, -28, 15, 84, 185?
r**3 - 2*r**2 - 60
What is the x'th term of 74, 120, 154, 170, 162, 124, 50?
-x**3 + 53*x + 22
What is the m'th term of 981, 979, 983, 999, 1033, 1091, 1179, 1303?
m**3 - 3*m**2 + 983
What is the i'th term of -336, -682, -1028, -1374, -1720?
-346*i + 10
What is the i'th term of 11, 27, 39, 47, 51, 51?
-2*i**2 + 22*i - 9
What is the p'th term of 63, 132, 219, 330, 471, 648?
p**3 + 3*p**2 + 53*p + 6
What is the i'th term of 346, 692, 1038?
346*i
What is the f'th term of 2, -31, -86, -163, -262?
-11*f**2 + 13
What is the a'th term of -129, -139, -151, -165, -181, -199, -219?
-a**2 - 7*a - 121
What is the m'th term of -368, -738, -1108, -1478?
-370*m + 2
What is the s'th term of 117, 462, 1043, 1866, 2937, 4262?
s**3 + 112*s**2 + 2*s + 2
What is the d'th term of 1114, 1113, 1112, 1111, 1110?
-d + 1115
What is the v'th term of 410, 421, 464, 557, 718, 965, 1316?
3*v**3 - 2*v**2 - 4*v + 413
What is the m'th term of 91, 65, 31, -5, -37, -59, -65, -49?
m**3 - 10*m**2 - 3*m + 103
What is the x'th term of -954, -956, -958, -960?
-2*x - 952
What is the x'th term of -34, -100, -206, -352, -538, -764?
-20*x**2 - 6*x - 8
What is the l'th term of 50, 183, 416, 755, 1206, 1775, 2468?
l**3 + 44*l**2 - 6*l + 11
What is the u'th term of -67, 1, 69, 137, 205?
68*u - 135
What is the j'th term of 160, 670, 1520, 2710, 4240, 6110?
170*j**2 - 10
What is the g'th term of 1050, 2105, 3166, 4233, 5306?
3*g**2 + 1046*g + 1
What is the l'th term of 8246, 8248, 8252, 8258, 8266, 8276?
l**2 - l + 8246
What is the d'th term of 494, 462, 388, 254, 42, -266?
-3*d**3 - 3*d**2 - 2*d + 502
What is the f'th term of -253, -254, -255?
-f - 252
What is the h'th term of 5943, 11886, 17827, 23766, 29703?
-h**2 + 5946*h - 2
What is the f'th term of -15, -42, -81, -138, -219?
-f**3 - 20*f + 6
What is the s'th term of 14, 71, 166, 299, 470, 679, 926?
19*s**2 - 5
What is the l'th term of -81, -89, -101, -117, -137, -161, -189?
-2*l**2 - 2*l - 77
What is the r'th term of 107, 211, 313, 413, 511?
-r**2 + 107*r + 1
What is the m'th term of -246, -489, -732, -975, -1218, -1461?
-243*m - 3
What is the g'th term of 5, 45, 157, 377, 741, 1285?
6*g**3 - 2*g + 1
What is the s'th term of -8, -10, 0, 28, 80, 162?
s**3 - 9*s
What is the v'th term of 10, 4, -2?
-6*v + 16
What is the r'th term of -1217, -1214, -1211, -1208, -1205, -1202?
3*r - 1220
What is the b'th term of 60, 62, 64, 66, 68?
2*b + 58
What is the n'th term of 89, 174, 257, 338, 417?
-n**2 + 88*n + 2
What is the p'th term of 912, 913, 914?
p + 911
What is the a'th term of 23, 50, 85, 128?
4*a**2 + 15*a + 4
What is the f'th term of 991, 993, 995, 997?
2*f + 989
What is the u'th term of -3196, -3196, -3190, -3172, -3136?
u**3 - 3*u**2 + 2*u - 3196
What is the s'th term of 19, 25, 41, 73, 127?
s**3 - s**2 + 2*s + 17
What is the o'th term of 47, 343, 1115, 2591, 4999?
38*o**3 + 10*o**2 - 1
What is the c'th term of 1392, 1396, 1402, 1410, 1420?
c**2 + c + 1390
What is the u'th term of -397, -1532, -3423, -6070?
-378*u**2 - u - 18
What is the q'th term of 64, 61, 56, 49, 40, 29, 16?
-q**2 + 65
What is the h'th term of 29, 26, 21, 14, 5, -6?
-h**2 + 30
What is the m'th term of 598, 1193, 1788?
595*m + 3
What is the k'th term of 22, 9, -18, -65, -138, -243, -386, -573?
-k**3 - k**2 - 3*k + 27
What is the m'th term of 336, 684, 1032, 1380, 1728, 2076?
348*m - 12
What is the r'th term of 159, 162, 165, 168?
3*r + 156
What is the d'th term of -72, -157, -290, -465, -676?
d**3 - 30*d**2 - 2*d - 41
What is the x'th term of -7, -61, -201, -469, -907, -1557?
-7*x**3 - x**2 - 2*x + 3
What is the x'th term of -74, -185, -370, -629, -962?
-37*x**2 - 37
What is the k'th term of 107, 217, 327?
110*k - 3
What is the h'th term of -1253, -2503, -3753, -5003, -6253, -7503?
-1250*h - 3
What is the i'th term of -1450, -1454, -1458, -1462, -1466?
-4*i - 1446
What is the b'th term of 58, 450, 1104, 2020, 3198, 4638?
131*b**2 - b - 72
What is the n'th term of -295, -296, -299, -304, -311, -320?
-n**2 + 2*n - 296
What is the b'th term of 3, -4, -11?
-7*b + 10
What is the i'th term of 28, 30, 32?
2*i + 26
What is the a'th term of 37, 100, 221, 412, 685, 1052, 1525, 2116?
2*a**3 + 17*a**2 - 2*a + 20
What is the u'th term of 14, 32, 50?
18*u - 4
What is the n'th term of 3, 2, 9, 30, 71, 138, 237?
n**3 - 2*n**2 - 2*n + 6
What is the v'th term of 477, 453, 415, 357, 273?
-v**3 - v**2 - 14*v + 493
What is the n'th term of -79, -111, -141, -169, -195?
n**2 - 35*n - 45
What is the x'th term of 67, 40, -1, -56, -125, -208, -305?
-7*x**2 - 6*x + 80
What is the t'th term of -110, -89, -56, -11, 46, 115, 196?
6*t**2 + 3*t - 119
What is the n'th term of 8, 31, 54, 77, 100?
23*n - 15
What is the p'th term of -17, -72, -213, -482, -921, -1572?
-7*p**3 - p**2 - 3*p - 6
What is the u'th term of 288, 284, 280, 276?
-4*u + 292
What is the p'th term of 21, 19, 17?
-2*p + 23
What is the n'th term of -11, -21, -31, -35, -27, -1, 49?
n**3 - 6*n**2 + n - 7
What is the a'th term of 21, 79, 235, 537, 1033, 1771?
8*a**3 + a**2 - a + 13
What is the p'th term of 138, 269, 398, 525?
-p**2 + 134*p + 5
What is the s'th term of 4115, 8232, 12349, 16466?
4117*s - 2
What is the a'th term of 230, 228, 226, 224, 222?
-2*a + 232
What is the v'th term of 423, 845, 1259, 1659, 2039, 2393, 2715?
-v**3 + 2*v**2 + 423*v - 1
What is the o'th term of -29, -54, -79, -104, -129?
-25*o - 4
What is the f'th term of 21, -15, -67, -129, -195?
f**3 - 14*f**2 - f + 35
What is the i'th term of -160, -316, -472, -628, -784, -940?
-156*i - 4
What is the f'th term of 83, 188, 297, 410, 527?
2*f**2 + 99*f - 18
What is the a'th term of -22, -24, -26, -28, -30, -32?
-2*a - 20
What is the l'th term of 14, 30, 48, 68?
l**2 + 13*l
What is the z'th term of -19, -10, 3, 20, 41, 66, 95?
2*z**2 + 3*z - 24
What is the d'th term of 450, 906, 1348, 1770, 2166?
-d**3 - d**2 + 466*d - 14
What is the a'th term of 16, 51, 110, 193?
12*a**2 - a + 5
What is the w'th term of -12, -30, -60, -102, -156?
-6*w**2 - 6
What is the j'th term of -22, -48, -74, -100, -126?
-26*j + 4
What is the y'th term of -9, -83, -225, -435, -713, -1059?
-34*y**2 + 28*y - 3
What is the u'th term of 186, 177, 154, 111, 42, -59, -198?
-u**3 - u**2 + u + 187
What is the d'th term of -121, -235, -351, -469, -589, -711, -835?
-d**2 - 111*d - 9
What is the p'th term of 135, 408, 863, 1500, 2319?
91*p**2 + 44
What is the j'th term of -42, -44, -56, -84, -134?
-j**3 + j**2 + 2*j - 44
What is the z'th term of 28, 62, 98, 136, 176?
z**2 + 31*z - 4
What is the i'th term of -63, -83, -103, -123, -143?
-20*i - 43
What is the k'th term of -821, -1647, -2467, -3275, -4065, -4831, -5567?
k**3 - 3*k**2 - 824*k + 5
What is the p'th term of 80, 316, 710, 1262, 1972, 2840, 3866?
79*p**2 - p + 2
What is the i'th term of 187, 797, 1841, 3325, 5255?
i**3 + 211*i**2 - 30*i + 5
What is the y'th term of 66, 55, 44, 33, 22?
-11*y + 77
What is the p'th term of -137, -145, -153, -161, -169, -177?
-8*p - 129
What is the f'th term of -62, -89, -152, -269, -458, -737, -1124, -1637?
-3*f**3 - 6*f - 53
What is the c'th term of 1, -13, -43, -89, -151, -229, -323?
-8*c**2 + 10*c - 1
What is the q'th term of -5521, -5520, -5519, -5518, -5517, -5516?
q - 5522
What is the x'th term of -3, 1, 7, 15?
x**2 + x - 5
What is the t'th term of -810, -1625, -2440, -3255, -4070, -4885?
-815*t + 5
What is the r'th term of 71, 146, 221, 296, 371?
75*r - 4
What is the r'th term of 79, 364, 839, 1504?
95*r**2 - 16
What is the m'th term of 47, 94, 141?
47*m
What is the x'th term of -90, -304, -640, -1098, -1678, -2380?
-61*x**2 - 31*x + 2
What is the h'th term of 103, 200, 295, 388, 479, 568?
-h**2 + 100*h + 4
What is the q'th term of 753, 754, 755, 756, 757, 758?
q + 752
What is the t'th term of 2371, 4740, 7109?
2369*t + 2
What is the w'th term of -4, -60, -212, -508, -996, -1724?
-8*w**3 + 4
What is the j'th term of 260, 268, 292, 338, 412, 520?
j**3 + 2*j**2 - 5*j + 262
What is the m'th term of -285, -280,