
-s**2 + 7619
What is the z'th term of 537, 534, 521, 492, 441, 362, 249?
-z**3 + z**2 + z + 536
What is the x'th term of 4, 14, 26, 40, 56, 74, 94?
x**2 + 7*x - 4
What is the d'th term of -1, -34, -89, -166, -265, -386, -529?
-11*d**2 + 10
What is the v'th term of -42, -60, -80, -102?
-v**2 - 15*v - 26
What is the z'th term of -10, 13, 36, 53, 58, 45, 8?
-z**3 + 6*z**2 + 12*z - 27
What is the x'th term of -21462, -21460, -21456, -21450, -21442?
x**2 - x - 21462
What is the j'th term of 4, 6, 16, 40, 84?
j**3 - 2*j**2 + j + 4
What is the b'th term of 1889, 3751, 5625, 7517, 9433, 11379, 13361?
b**3 + 1855*b + 33
What is the j'th term of 1681, 1678, 1673, 1666, 1657, 1646, 1633?
-j**2 + 1682
What is the l'th term of -2, 6, 26, 64, 126?
l**3 + l - 4
What is the u'th term of 20, 75, 224, 515, 996, 1715, 2720, 4059?
8*u**3 - u**2 + 2*u + 11
What is the m'th term of 513, 511, 507, 501, 493, 483, 471?
-m**2 + m + 513
What is the n'th term of -3, 22, 69, 144, 253, 402, 597?
n**3 + 5*n**2 + 3*n - 12
What is the d'th term of 42, 154, 340, 600, 934?
37*d**2 + d + 4
What is the i'th term of -69, -45, 5, 75, 159, 251?
-i**3 + 19*i**2 - 26*i - 61
What is the u'th term of -21, -48, -101, -186, -309, -476, -693, -966?
-u**3 - 7*u**2 + u - 14
What is the w'th term of 167, 679, 1531, 2723?
170*w**2 + 2*w - 5
What is the n'th term of 1067, 1065, 1061, 1055, 1047?
-n**2 + n + 1067
What is the y'th term of 525, 1049, 1575, 2103, 2633, 3165, 3699?
y**2 + 521*y + 3
What is the a'th term of 334, 671, 1010, 1351, 1694, 2039?
a**2 + 334*a - 1
What is the n'th term of -456, -453, -448, -441, -432?
n**2 - 457
What is the k'th term of 96, 96, 92, 84?
-2*k**2 + 6*k + 92
What is the s'th term of 58, 150, 278, 442, 642, 878, 1150?
18*s**2 + 38*s + 2
What is the x'th term of 7966, 15929, 23892?
7963*x + 3
What is the f'th term of 36, 84, 172, 306, 492, 736, 1044?
f**3 + 14*f**2 - f + 22
What is the s'th term of 80, 612, 2056, 4868, 9504, 16420, 26072?
76*s**3 + 4
What is the l'th term of 171, 172, 173, 174, 175?
l + 170
What is the z'th term of -15, -60, -141, -264, -435, -660?
-z**3 - 12*z**2 - 2*z
What is the f'th term of -183, -177, -159, -123, -63, 27?
f**3 - f - 183
What is the x'th term of 7, 9, 11, 13?
2*x + 5
What is the v'th term of 30, 33, 36, 39?
3*v + 27
What is the l'th term of 195, 178, 159, 138, 115, 90?
-l**2 - 14*l + 210
What is the f'th term of 401, 398, 395, 392, 389, 386?
-3*f + 404
What is the c'th term of 31, 62, 137, 274, 491, 806, 1237, 1802?
3*c**3 + 4*c**2 - 2*c + 26
What is the k'th term of -916, -917, -918, -919, -920?
-k - 915
What is the b'th term of -385, -767, -1149, -1531?
-382*b - 3
What is the b'th term of -281, -557, -833, -1109, -1385, -1661?
-276*b - 5
What is the s'th term of 335, 338, 343, 350?
s**2 + 334
What is the t'th term of 1319, 1330, 1355, 1400, 1471, 1574?
t**3 + t**2 + t + 1316
What is the y'th term of 660, 663, 666, 669, 672, 675?
3*y + 657
What is the f'th term of -264, -264, -272, -294, -336?
-f**3 + 2*f**2 + f - 266
What is the t'th term of 53, 193, 423, 743, 1153, 1653, 2243?
45*t**2 + 5*t + 3
What is the i'th term of -21, -3, 53, 147?
19*i**2 - 39*i - 1
What is the v'th term of 61695, 61693, 61691, 61689?
-2*v + 61697
What is the k'th term of -1271, -1276, -1291, -1322, -1375?
-k**3 + k**2 - k - 1270
What is the j'th term of -4065, -8128, -12191?
-4063*j - 2
What is the t'th term of -174, -191, -212, -231, -242, -239, -216?
t**3 - 8*t**2 - 167
What is the l'th term of -55, -215, -481, -847, -1307?
l**3 - 59*l**2 + 10*l - 7
What is the l'th term of -18, -49, -100, -171, -262?
-10*l**2 - l - 7
What is the k'th term of 293, 299, 319, 359, 425?
k**3 + k**2 - 4*k + 295
What is the h'th term of 453, 905, 1357, 1809?
452*h + 1
What is the h'th term of -171, -183, -197, -213, -231, -251?
-h**2 - 9*h - 161
What is the g'th term of 66, 139, 212?
73*g - 7
What is the v'th term of 195, 393, 591?
198*v - 3
What is the y'th term of 11, 73, 191, 377, 643?
2*y**3 + 16*y**2 - 7
What is the t'th term of -26, -48, -70, -92, -114, -136?
-22*t - 4
What is the c'th term of 18, 4, -18, -48?
-4*c**2 - 2*c + 24
What is the n'th term of -39, -65, -101, -153, -227, -329, -465?
-n**3 + n**2 - 22*n - 17
What is the y'th term of 76, 109, 172, 271, 412?
y**3 + 9*y**2 - y + 67
What is the a'th term of -29, -52, -77, -104, -133, -164, -197?
-a**2 - 20*a - 8
What is the f'th term of -39, -48, -55, -60, -63, -64?
f**2 - 12*f - 28
What is the i'th term of 408, 383, 368, 369, 392, 443, 528, 653?
i**3 - i**2 - 29*i + 437
What is the n'th term of 105, 144, 209, 300?
13*n**2 + 92
What is the l'th term of 1, 11, 25, 43, 65?
2*l**2 + 4*l - 5
What is the h'th term of 36, 84, 132, 180?
48*h - 12
What is the s'th term of -27, -44, -39, 0, 85, 228?
2*s**3 - s**2 - 28*s
What is the p'th term of -87, -79, -71, -63, -55, -47?
8*p - 95
What is the v'th term of -35, -62, -95, -140, -203?
-v**3 + 3*v**2 - 29*v - 8
What is the j'th term of 678, 677, 676, 675?
-j + 679
What is the l'th term of 56, 110, 166, 224, 284, 346, 410?
l**2 + 51*l + 4
What is the m'th term of 39, 99, 157, 213, 267?
-m**2 + 63*m - 23
What is the c'th term of -30, -51, -94, -165, -270, -415, -606?
-c**3 - 5*c**2 + c - 25
What is the o'th term of 55, 44, 9, -62, -181, -360?
-2*o**3 + 3*o + 54
What is the d'th term of 6747, 6745, 6741, 6735, 6727, 6717?
-d**2 + d + 6747
What is the m'th term of 392, 788, 1184, 1580, 1976?
396*m - 4
What is the r'th term of 2, -16, -52, -106, -178?
-9*r**2 + 9*r + 2
What is the w'th term of -197, -196, -195, -194, -193, -192?
w - 198
What is the s'th term of 130, 248, 366?
118*s + 12
What is the h'th term of 9, 15, 21, 27, 33?
6*h + 3
What is the d'th term of -6200, -6199, -6198, -6197?
d - 6201
What is the z'th term of 337, 327, 303, 259, 189, 87?
-z**3 - z**2 + 339
What is the b'th term of -36, -39, -42, -45, -48, -51?
-3*b - 33
What is the r'th term of -125, -1107, -3769, -8951, -17493, -30235, -48017?
-140*r**3 - 2*r + 17
What is the f'th term of 137, 153, 169, 185?
16*f + 121
What is the x'th term of 31, 60, 99, 154, 231, 336, 475?
x**3 - x**2 + 25*x + 6
What is the u'th term of 275, 302, 351, 428, 539, 690, 887, 1136?
u**3 + 5*u**2 + 5*u + 264
What is the j'th term of -247, -250, -255, -262, -271?
-j**2 - 246
What is the u'th term of -62, -120, -178, -236?
-58*u - 4
What is the r'th term of 152, 617, 1394, 2483?
156*r**2 - 3*r - 1
What is the z'th term of -3490, -3494, -3498?
-4*z - 3486
What is the w'th term of -381, -766, -1155, -1548, -1945, -2346, -2751?
-2*w**2 - 379*w
What is the v'th term of -13, -24, -35, -46, -57, -68?
-11*v - 2
What is the x'th term of 42, 80, 118, 156?
38*x + 4
What is the r'th term of 47, 52, 57, 62?
5*r + 42
What is the b'th term of 12, 28, 84, 204, 412, 732, 1188?
4*b**3 - 4*b**2 + 12
What is the s'th term of -12, -36, -76, -132, -204, -292, -396?
-8*s**2 - 4
What is the u'th term of 879, 877, 873, 867, 859?
-u**2 + u + 879
What is the f'th term of -18837, -18834, -18831?
3*f - 18840
What is the b'th term of -6, 2, 8, 6, -10, -46, -108, -202?
-b**3 + 5*b**2 - 10
What is the v'th term of 93, 155, 259, 405, 593, 823, 1095?
21*v**2 - v + 73
What is the z'th term of -1, 5, 25, 65, 131, 229?
z**3 + z**2 - 4*z + 1
What is the j'th term of -16, -24, -46, -88, -156?
-j**3 - j**2 + 2*j - 16
What is the m'th term of -5, -30, -63, -98, -129, -150, -155?
m**3 - 10*m**2 - 2*m + 6
What is the u'th term of -142, -135, -128, -121?
7*u - 149
What is the i'th term of -9144, -9147, -9150, -9153?
-3*i - 9141
What is the b'th term of -41, -160, -373, -692, -1129, -1696, -2405?
-2*b**3 - 35*b**2 - 4
What is the c'th term of -125, -250, -365, -464, -541, -590, -605, -580?
c**3 - c**2 - 129*c + 4
What is the r'th term of -6709, -6707, -6703, -6697, -6689, -6679?
r**2 - r - 6709
What is the l'th term of -257, -538, -835, -1154, -1501, -1882, -2303, -2770?
-l**3 - 2*l**2 - 268*l + 14
What is the b'th term of 7, 231, 863, 2107, 4167, 7247?
34*b**3 - 14*b - 13
What is the z'th term of 61, 126, 207, 310, 441, 606, 811?
z**3 + 2*z**2 + 52*z + 6
What is the k'th term of -5, -6, -23, -62, -129, -230, -371?
-k**3 - 2*k**2 + 12*k - 14
What is the b'th term of 242, 478, 712, 944, 1174?
-b**2 + 239*b + 4
What is the s'th term of -1332, -1335, -1338, -1341, -1344?
