- 12
What is the u'th term of -640, -644, -650, -658?
-u**2 - u - 638
What is the c'th term of 26, 68, 126, 200, 290?
8*c**2 + 18*c
What is the b'th term of -19, -22, -25?
-3*b - 16
What is the l'th term of 15, 2, -11, -24?
-13*l + 28
What is the i'th term of 193, 209, 243, 301, 389, 513, 679?
i**3 + 3*i**2 + 189
What is the y'th term of -43, -414, -1419, -3376, -6603, -11418, -18139?
-53*y**3 + y**2 - 3*y + 12
What is the v'th term of -31007, -31009, -31011, -31013, -31015, -31017?
-2*v - 31005
What is the w'th term of -1, -13, -31, -55, -85?
-3*w**2 - 3*w + 5
What is the x'th term of -4, -14, -16, 2, 52, 146?
2*x**3 - 8*x**2 + 2
What is the r'th term of 3, 23, 71, 159, 299, 503?
2*r**3 + 2*r**2 - 1
What is the i'th term of -140, -278, -416, -554, -692?
-138*i - 2
What is the k'th term of -36, -40, -46, -54?
-k**2 - k - 34
What is the o'th term of 88, 197, 296, 379, 440?
-o**3 + o**2 + 113*o - 25
What is the l'th term of -1590, -1588, -1596, -1620, -1666, -1740, -1848, -1996?
-l**3 + l**2 + 6*l - 1596
What is the c'th term of -1832, -3666, -5500?
-1834*c + 2
What is the s'th term of -1233, -2467, -3699, -4929, -6157?
s**2 - 1237*s + 3
What is the m'th term of -4, -2, 2, 8, 16, 26?
m**2 - m - 4
What is the g'th term of -163, -165, -177, -205, -255, -333, -445, -597?
-g**3 + g**2 + 2*g - 165
What is the x'th term of 41, 56, 71?
15*x + 26
What is the w'th term of -7, -2, 15, 50, 109, 198?
w**3 - 2*w - 6
What is the x'th term of -56, -259, -598, -1073, -1684?
-68*x**2 + x + 11
What is the i'th term of -22, -9, 4?
13*i - 35
What is the y'th term of 75, 164, 267, 390, 539?
y**3 + y**2 + 79*y - 6
What is the c'th term of -121, -109, -89, -61, -25?
4*c**2 - 125
What is the s'th term of 3557, 3558, 3561, 3566, 3573?
s**2 - 2*s + 3558
What is the n'th term of 6, 28, 56, 84, 106, 116?
-n**3 + 9*n**2 + 2*n - 4
What is the o'th term of -132, -258, -370, -462, -528, -562, -558, -510?
o**3 + o**2 - 136*o + 2
What is the c'th term of 5, -6, -33, -82, -159, -270?
-c**3 - 2*c**2 + 2*c + 6
What is the q'th term of -1, 0, -3, -16, -45, -96, -175?
-q**3 + 4*q**2 - 4*q
What is the s'th term of -77, -155, -233, -311, -389, -467?
-78*s + 1
What is the l'th term of 2175, 2166, 2159, 2154, 2151, 2150?
l**2 - 12*l + 2186
What is the i'th term of -12, -28, -44, -60?
-16*i + 4
What is the w'th term of -253, -503, -753, -1003, -1253?
-250*w - 3
What is the f'th term of 108, 472, 1070, 1896, 2944, 4208?
-f**3 + 123*f**2 + 2*f - 16
What is the n'th term of 214, 817, 1834, 3271, 5134?
n**3 + 201*n**2 - 7*n + 19
What is the o'th term of 119, 152, 175, 182, 167?
-o**3 + o**2 + 37*o + 82
What is the k'th term of 28, 55, 84, 115, 148, 183, 220?
k**2 + 24*k + 3
What is the x'th term of -182, -215, -238, -245, -230, -187, -110?
x**3 - x**2 - 37*x - 145
What is the k'th term of 28, 44, 44, 22, -28, -112?
-k**3 - 2*k**2 + 29*k + 2
What is the u'th term of 315, 654, 991, 1326?
-u**2 + 342*u - 26
What is the h'th term of -11, -39, -115, -263, -507, -871, -1379, -2055?
-4*h**3 - 7
What is the t'th term of 612, 622, 638, 660, 688, 722, 762?
3*t**2 + t + 608
What is the m'th term of 6, -9, -14, -9?
5*m**2 - 30*m + 31
What is the g'th term of 14, 70, 156, 266, 394, 534?
-g**3 + 21*g**2 - 6
What is the x'th term of -28, -18, 32, 122?
20*x**2 - 50*x + 2
What is the y'th term of -57, -138, -221, -306, -393, -482?
-y**2 - 78*y + 22
What is the x'th term of -173, -162, -143, -116, -81, -38, 13?
4*x**2 - x - 176
What is the v'th term of 13, -5, -45, -113, -215, -357, -545, -785?
-v**3 - 5*v**2 + 4*v + 15
What is the a'th term of -34, -51, -68, -85, -102, -119?
-17*a - 17
What is the j'th term of 1370, 2748, 4126?
1378*j - 8
What is the a'th term of 109, 119, 153, 223, 341, 519?
2*a**3 - 4*a + 111
What is the n'th term of 27, 10, -31, -108, -233, -418, -675?
-2*n**3 - 3*n + 32
What is the m'th term of 18, 29, 40?
11*m + 7
What is the j'th term of 27, 129, 305, 561, 903, 1337, 1869?
j**3 + 31*j**2 + 2*j - 7
What is the y'th term of 5369, 5367, 5365, 5363?
-2*y + 5371
What is the c'th term of -251, -250, -249, -248?
c - 252
What is the q'th term of 87, 89, 91, 93, 95?
2*q + 85
What is the y'th term of -139, -142, -145, -148?
-3*y - 136
What is the y'th term of 90, 99, 112, 129, 150, 175, 204?
2*y**2 + 3*y + 85
What is the b'th term of -6, -35, -88, -171, -290?
-b**3 - 6*b**2 - 4*b + 5
What is the s'th term of -952, -955, -958, -961, -964, -967?
-3*s - 949
What is the j'th term of 22, 53, 94, 139, 182, 217, 238, 239?
-j**3 + 11*j**2 + 5*j + 7
What is the u'th term of -1693, -1699, -1707, -1717?
-u**2 - 3*u - 1689
What is the w'th term of 238, 937, 2112, 3769, 5914, 8553?
w**3 + 232*w**2 - 4*w + 9
What is the z'th term of -288, -289, -292, -297, -304, -313, -324?
-z**2 + 2*z - 289
What is the o'th term of -10, 49, 176, 365, 610, 905?
-o**3 + 40*o**2 - 54*o + 5
What is the l'th term of 24, 95, 216, 387, 608, 879, 1200?
25*l**2 - 4*l + 3
What is the o'th term of -136, -114, -84, -52, -24, -6?
-o**3 + 10*o**2 - o - 144
What is the j'th term of 240, 234, 224, 210?
-2*j**2 + 242
What is the q'th term of 68, 57, 58, 77, 120?
q**3 - 18*q + 85
What is the p'th term of -115, -114, -111, -106, -99, -90?
p**2 - 2*p - 114
What is the k'th term of -105, -107, -109?
-2*k - 103
What is the h'th term of -184, -371, -564, -763?
-3*h**2 - 178*h - 3
What is the a'th term of -2, 12, 26, 40?
14*a - 16
What is the f'th term of 161, 309, 455, 599, 741, 881?
-f**2 + 151*f + 11
What is the i'th term of -9, -24, -65, -144, -273, -464?
-2*i**3 - i**2 + 2*i - 8
What is the g'th term of -128, -505, -1134, -2015?
-126*g**2 + g - 3
What is the w'th term of 3762, 3758, 3752, 3744, 3734, 3722, 3708?
-w**2 - w + 3764
What is the p'th term of 105, 103, 101, 99?
-2*p + 107
What is the k'th term of -10, -23, -34, -43?
k**2 - 16*k + 5
What is the x'th term of -336, -344, -364, -402, -464, -556, -684, -854?
-x**3 - x - 334
What is the j'th term of -975, -1940, -2905?
-965*j - 10
What is the a'th term of 1086, 1064, 1026, 972?
-8*a**2 + 2*a + 1092
What is the l'th term of 452, 456, 464, 476, 492, 512, 536?
2*l**2 - 2*l + 452
What is the h'th term of -137, -274, -413, -554, -697?
-h**2 - 134*h - 2
What is the o'th term of 20, 54, 110, 188, 288, 410, 554?
11*o**2 + o + 8
What is the m'th term of 6103, 12205, 18307, 24409, 30511?
6102*m + 1
What is the t'th term of 37, 61, 83, 103, 121?
-t**2 + 27*t + 11
What is the q'th term of 56, 118, 180, 242, 304?
62*q - 6
What is the x'th term of 4169, 4170, 4171, 4172, 4173, 4174?
x + 4168
What is the c'th term of 208, 207, 204, 199?
-c**2 + 2*c + 207
What is the t'th term of -10, -12, -12, -10, -6, 0?
t**2 - 5*t - 6
What is the k'th term of 14, 29, 46, 59, 62, 49, 14?
-k**3 + 7*k**2 + k + 7
What is the y'th term of -1140, -1139, -1138, -1137?
y - 1141
What is the l'th term of -41, -121, -235, -389, -589, -841?
-l**3 - 11*l**2 - 40*l + 11
What is the q'th term of -146, -93, -6, 115, 270, 459?
17*q**2 + 2*q - 165
What is the u'th term of 11, 5, -21, -61, -109?
u**3 - 16*u**2 + 35*u - 9
What is the o'th term of -23, -35, -49, -65, -83, -103?
-o**2 - 9*o - 13
What is the u'th term of 19, -1, -65, -197, -421, -761, -1241, -1885?
-4*u**3 + 2*u**2 + 2*u + 19
What is the x'th term of -44, -47, -50?
-3*x - 41
What is the v'th term of 181, 346, 505, 664, 829, 1006?
v**3 - 9*v**2 + 185*v + 4
What is the c'th term of 156, 131, 90, 39, -16, -69?
c**3 - 14*c**2 + 10*c + 159
What is the r'th term of -290, -300, -320, -356, -414, -500, -620?
-r**3 + r**2 - 6*r - 284
What is the m'th term of 2747, 2752, 2757, 2762, 2767, 2772?
5*m + 2742
What is the q'th term of 40, 41, 52, 79, 128, 205?
q**3 - q**2 - 3*q + 43
What is the g'th term of 7, 12, 19, 28, 39?
g**2 + 2*g + 4
What is the g'th term of 90, 100, 110, 120, 130?
10*g + 80
What is the q'th term of -127, -129, -131?
-2*q - 125
What is the q'th term of -2635, -10562, -23767, -42244, -65987?
q**3 - 2645*q**2 + q + 8
What is the k'th term of 64, 110, 166, 238, 332, 454, 610, 806?
k**3 - k**2 + 42*k + 22
What is the b'th term of -36, -15, 28, 99, 204?
b**3 + 5*b**2 - b - 41
What is the a'th term of 49, 72, 95?
23*a + 26
What is the t'th term of -139, -553, -1243, -2209, -3451?
-138*t**2 - 1
What is the b'th term of 47, 25, -11, -61?
-7*b**2 - b + 55
What is the m'