 3
What is the x'th term of 0, 11, 16, 9, -16, -65, -144, -259?
-x**3 + 3*x**2 + 9*x - 11
What is the b'th term of -22, -47, -78, -115?
-3*b**2 - 16*b - 3
What is the f'th term of 30, 62, 116, 192, 290?
11*f**2 - f + 20
What is the f'th term of 156, 153, 150, 147, 144?
-3*f + 159
What is the j'th term of -53, -46, -27, 10, 71, 162, 289, 458?
j**3 - 54
What is the d'th term of -13, -22, -31, -34, -25?
d**3 - 6*d**2 + 2*d - 10
What is the b'th term of -4, -48, -122, -226, -360, -524?
-15*b**2 + b + 10
What is the v'th term of 45, 48, 17, -66, -219?
-3*v**3 + v**2 + 21*v + 26
What is the t'th term of -11, -23, -49, -95, -167?
-t**3 - t**2 - 2*t - 7
What is the c'th term of -4, 1, 6, 11?
5*c - 9
What is the c'th term of -117, -222, -327, -432?
-105*c - 12
What is the l'th term of 8, 0, -8?
-8*l + 16
What is the n'th term of 16, 66, 150, 268?
17*n**2 - n
What is the d'th term of 11, 2, -29, -94, -205, -374, -613, -934?
-2*d**3 + d**2 + 2*d + 10
What is the m'th term of 885, 890, 895, 900, 905, 910?
5*m + 880
What is the s'th term of 55, 65, 63, 43, -1, -75, -185?
-s**3 + 17*s + 39
What is the m'th term of 29, 44, 63, 80, 89, 84, 59, 8?
-m**3 + 8*m**2 - 2*m + 24
What is the j'th term of 28, 99, 206, 343, 504, 683, 874, 1071?
-j**3 + 24*j**2 + 6*j - 1
What is the x'th term of 1951, 1946, 1927, 1888, 1823, 1726, 1591, 1412?
-x**3 - x**2 + 5*x + 1948
What is the c'th term of 42, 51, 58, 63?
-c**2 + 12*c + 31
What is the g'th term of -6, -18, -34, -54, -78, -106?
-2*g**2 - 6*g + 2
What is the l'th term of 3, -83, -169?
-86*l + 89
What is the i'th term of 34, 38, 64, 124, 230, 394, 628?
2*i**3 - i**2 - 7*i + 40
What is the j'th term of -573, -588, -607, -630, -657?
-2*j**2 - 9*j - 562
What is the u'th term of -686, -670, -642, -602?
6*u**2 - 2*u - 690
What is the b'th term of 180, 162, 144, 126?
-18*b + 198
What is the w'th term of 1581, 3169, 4757, 6345?
1588*w - 7
What is the c'th term of 182, 214, 258, 314, 382, 462?
6*c**2 + 14*c + 162
What is the w'th term of -42, -147, -316, -543, -822, -1147, -1512?
w**3 - 38*w**2 + 2*w - 7
What is the q'th term of -7, -18, -25, -22, -3, 38, 107?
q**3 - 4*q**2 - 6*q + 2
What is the q'th term of 59, 60, 75, 110, 171, 264, 395, 570?
q**3 + q**2 - 9*q + 66
What is the n'th term of -25, -53, -79, -103, -125, -145, -163?
n**2 - 31*n + 5
What is the p'th term of -93, -78, -37, 42, 171, 362, 627?
2*p**3 + p**2 - 2*p - 94
What is the i'th term of -1614, -6448, -14504, -25782, -40282, -58004, -78948?
-1611*i**2 - i - 2
What is the w'th term of -589, -579, -577, -589, -621, -679?
-w**3 + 2*w**2 + 11*w - 601
What is the k'th term of -11, -59, -141, -257, -407, -591, -809?
-17*k**2 + 3*k + 3
What is the j'th term of 15, 80, 261, 618, 1211, 2100, 3345?
10*j**3 - 2*j**2 + j + 6
What is the h'th term of 7, -15, -39, -65?
-h**2 - 19*h + 27
What is the y'th term of -37, -40, -45, -52, -61?
-y**2 - 36
What is the f'th term of -232, -25, 320, 803, 1424?
69*f**2 - 301
What is the w'th term of 45, 54, 75, 114, 177, 270?
w**3 + 2*w + 42
What is the o'th term of 147, 150, 155, 162, 171, 182?
o**2 + 146
What is the f'th term of 3, 27, 55, 87?
2*f**2 + 18*f - 17
What is the x'th term of 21, 26, 39, 60?
4*x**2 - 7*x + 24
What is the n'th term of 35, 37, 39, 41, 43?
2*n + 33
What is the l'th term of 106, 113, 130, 163, 218?
l**3 - l**2 + 3*l + 103
What is the o'th term of -44, -87, -132, -179, -228, -279, -332?
-o**2 - 40*o - 3
What is the l'th term of -13, -29, -27, 17, 127, 327?
4*l**3 - 15*l**2 + l - 3
What is the g'th term of -1596, -1595, -1594?
g - 1597
What is the i'th term of 164, 223, 282?
59*i + 105
What is the x'th term of 3753, 3746, 3735, 3720, 3701, 3678, 3651?
-2*x**2 - x + 3756
What is the r'th term of -852, -856, -864, -876, -892, -912, -936?
-2*r**2 + 2*r - 852
What is the i'th term of -2608, -5218, -7828, -10438, -13048?
-2610*i + 2
What is the f'th term of -318, -638, -958, -1278, -1598?
-320*f + 2
What is the q'th term of -23, 17, 89, 199, 353, 557, 817, 1139?
q**3 + 10*q**2 + 3*q - 37
What is the y'th term of 30511, 30507, 30501, 30493, 30483, 30471?
-y**2 - y + 30513
What is the m'th term of 97, 94, 89, 82, 73, 62?
-m**2 + 98
What is the t'th term of -41, -81, -123, -167?
-t**2 - 37*t - 3
What is the i'th term of 174, 166, 152, 132?
-3*i**2 + i + 176
What is the l'th term of -56, -12, 60, 160, 288?
14*l**2 + 2*l - 72
What is the z'th term of 13041, 13039, 13037, 13035, 13033, 13031?
-2*z + 13043
What is the q'th term of 134, 128, 110, 74, 14, -76, -202, -370?
-q**3 + q + 134
What is the x'th term of -6, -10, -16, -24, -34, -46?
-x**2 - x - 4
What is the n'th term of -120, -119, -118, -117, -116, -115?
n - 121
What is the z'th term of -262, -509, -754, -997, -1238?
z**2 - 250*z - 13
What is the v'th term of -82, -86, -92, -100?
-v**2 - v - 80
What is the z'th term of 63, 25, -13, -51, -89?
-38*z + 101
What is the q'th term of -64, -68, -72, -76, -80, -84?
-4*q - 60
What is the f'th term of 419, 836, 1253?
417*f + 2
What is the h'th term of -73, -142, -209, -274, -337, -398, -457?
h**2 - 72*h - 2
What is the h'th term of 8, -6, -28, -58, -96, -142, -196?
-4*h**2 - 2*h + 14
What is the x'th term of 527, 601, 677, 755?
x**2 + 71*x + 455
What is the i'th term of 73, 139, 193, 229, 241, 223, 169?
-i**3 + 73*i + 1
What is the v'th term of -20, -46, -128, -296, -580, -1010, -1616?
-5*v**3 + 2*v**2 + 3*v - 20
What is the t'th term of -57, -230, -519, -924?
-58*t**2 + t
What is the a'th term of 447, 452, 457, 462, 467, 472?
5*a + 442
What is the d'th term of 4134, 8272, 12408, 16542?
-d**2 + 4141*d - 6
What is the z'th term of -119, -242, -369, -500, -635, -774?
-2*z**2 - 117*z
What is the v'th term of 9788, 9785, 9782?
-3*v + 9791
What is the x'th term of 298, 604, 924, 1264, 1630, 2028?
x**3 + x**2 + 296*x
What is the x'th term of 5670, 11339, 17008, 22677?
5669*x + 1
What is the b'th term of 70, 135, 240, 385, 570, 795?
20*b**2 + 5*b + 45
What is the u'th term of -1071, -4277, -9621, -17103, -26723, -38481, -52377?
-1069*u**2 + u - 3
What is the t'th term of -32, -62, -108, -170?
-8*t**2 - 6*t - 18
What is the k'th term of 61, 69, 89, 127, 189, 281?
k**3 + k + 59
What is the m'th term of 31, 3, -51, -137, -261, -429, -647?
-m**3 - 7*m**2 + 39
What is the x'th term of 3727, 7454, 11181?
3727*x
What is the t'th term of 5, -6, -25, -52, -87, -130?
-4*t**2 + t + 8
What is the a'th term of -1942, -3885, -5828, -7771?
-1943*a + 1
What is the q'th term of -886, -1769, -2652, -3535, -4418?
-883*q - 3
What is the a'th term of 10444, 20886, 31328?
10442*a + 2
What is the k'th term of -29, -53, -75, -95?
k**2 - 27*k - 3
What is the q'th term of -10, -21, -38, -61, -90, -125, -166?
-3*q**2 - 2*q - 5
What is the i'th term of -437, -436, -435?
i - 438
What is the j'th term of 188, 378, 580, 800, 1044, 1318, 1628?
j**3 + 183*j + 4
What is the f'th term of -13, -28, -55, -100, -169?
-f**3 - 8*f - 4
What is the a'th term of 58, 81, 102, 121, 138?
-a**2 + 26*a + 33
What is the s'th term of -1633, -1644, -1655?
-11*s - 1622
What is the b'th term of -1746, -3491, -5236, -6981?
-1745*b - 1
What is the x'th term of 340, 682, 1024, 1366, 1708?
342*x - 2
What is the o'th term of -626, -645, -682, -743, -834?
-o**3 - 3*o**2 - 3*o - 619
What is the a'th term of 9, 26, 47, 72, 101?
2*a**2 + 11*a - 4
What is the z'th term of 72, 155, 296, 501, 776, 1127?
z**3 + 23*z**2 + 7*z + 41
What is the y'th term of 19, 33, 53, 79, 111?
3*y**2 + 5*y + 11
What is the h'th term of 576, 1157, 1740, 2325, 2912, 3501?
h**2 + 578*h - 3
What is the d'th term of -115, -119, -125, -133, -143?
-d**2 - d - 113
What is the f'th term of 29, 57, 85, 113, 141?
28*f + 1
What is the y'th term of -135, -273, -413, -555, -699, -845, -993?
-y**2 - 135*y + 1
What is the u'th term of 328, 700, 1072?
372*u - 44
What is the d'th term of 136, 78, -18, -152, -324?
-19*d**2 - d + 156
What is the n'th term of -952, -1902, -2848, -3790, -4728, -5662, -6592?
2*n**2 - 956*n + 2
What is the d'th term of 30, 63, 124, 219, 354, 535, 768?
d**3 + 8*d**2 + 2*d + 19
What is the a'th term of 9, 8, 21, 54, 113, 204, 333, 506?
a**3 + a**2 - 11*a + 18
What is the z'th term of -9, -21, -51, -111, -213, -369, -591?
-2*z**3 + 3*z**2 - 7*z - 3
What is the v'th term of -3065, -6138, -9213, -12290, -15369?