+ 5
What is the u'th term of -12, 15, 76, 177, 324, 523, 780?
u**3 + 11*u**2 - 13*u - 11
What is the b'th term of -63, -261, -603, -1095, -1743, -2553?
-b**3 - 66*b**2 + 7*b - 3
What is the l'th term of -17, -35, -53, -71?
-18*l + 1
What is the m'th term of 16, 71, 182, 361, 620, 971, 1426, 1997?
2*m**3 + 16*m**2 - 7*m + 5
What is the i'th term of 370, 736, 1100, 1462, 1822, 2180, 2536?
-i**2 + 369*i + 2
What is the z'th term of 43, 171, 383, 679, 1059, 1523?
42*z**2 + 2*z - 1
What is the i'th term of 25, 55, 97, 151?
6*i**2 + 12*i + 7
What is the i'th term of -1354, -5417, -12188, -21667, -33854?
-1354*i**2 - i + 1
What is the a'th term of 14, 11, 14, 23?
3*a**2 - 12*a + 23
What is the t'th term of 31, -108, -247, -386, -525?
-139*t + 170
What is the k'th term of -20, -57, -94, -131, -168, -205?
-37*k + 17
What is the d'th term of -6404, -12806, -19208, -25610?
-6402*d - 2
What is the k'th term of 101, 203, 305, 407, 509?
102*k - 1
What is the j'th term of -7, -13, -19, -25, -31, -37?
-6*j - 1
What is the w'th term of 354, 365, 392, 441, 518, 629, 780, 977?
w**3 + 2*w**2 - 2*w + 353
What is the l'th term of -159, -157, -153, -147?
l**2 - l - 159
What is the o'th term of 140, 139, 138, 137, 136, 135?
-o + 141
What is the o'th term of -49, -74, -153, -316, -593?
-5*o**3 + 3*o**2 + o - 48
What is the w'th term of -33, -17, 21, 87, 187, 327, 513?
w**3 + 5*w**2 - 6*w - 33
What is the s'th term of 267, 535, 803, 1071, 1339, 1607?
268*s - 1
What is the i'th term of -1, 7, 43, 113, 223, 379, 587, 853?
i**3 + 8*i**2 - 23*i + 13
What is the j'th term of -221, -441, -659, -875, -1089, -1301?
j**2 - 223*j + 1
What is the y'th term of -223, -221, -219, -217, -215, -213?
2*y - 225
What is the f'th term of 48, 64, 92, 132?
6*f**2 - 2*f + 44
What is the j'th term of 242, 489, 750, 1031, 1338, 1677?
j**3 + j**2 + 237*j + 3
What is the y'th term of -167, -335, -501, -665?
y**2 - 171*y + 3
What is the l'th term of 107, 215, 323?
108*l - 1
What is the g'th term of 26, 44, 52, 44, 14?
-g**3 + g**2 + 22*g + 4
What is the g'th term of 88, 646, 2156, 5092, 9928, 17138?
79*g**3 + 2*g**2 - g + 8
What is the t'th term of -149, -115, -37, 103, 323, 641?
3*t**3 + 4*t**2 + t - 157
What is the o'th term of 34, 63, 132, 259, 462?
3*o**3 + 2*o**2 + 2*o + 27
What is the s'th term of -7, 11, 29, 47, 65, 83?
18*s - 25
What is the q'th term of -5, -3, 11, 43, 99, 185, 307?
q**3 - 5*q - 1
What is the v'th term of 7, 10, 3, -20, -65, -138, -245?
-v**3 + v**2 + 7*v
What is the b'th term of 670, 669, 666, 661, 654, 645, 634?
-b**2 + 2*b + 669
What is the n'th term of -153, -303, -439, -555, -645, -703, -723?
n**3 + n**2 - 160*n + 5
What is the f'th term of 14, 69, 124, 179?
55*f - 41
What is the l'th term of 3413, 6824, 10235?
3411*l + 2
What is the d'th term of -86, -81, -76, -71?
5*d - 91
What is the s'th term of 3, 13, 47, 117, 235, 413?
2*s**3 - 4*s + 5
What is the l'th term of 203, 177, 151, 125, 99?
-26*l + 229
What is the v'th term of -119, -127, -137, -149, -163, -179, -197?
-v**2 - 5*v - 113
What is the h'th term of -21, -42, -63, -84, -105?
-21*h
What is the r'th term of -80, -151, -208, -251, -280, -295, -296?
7*r**2 - 92*r + 5
What is the c'th term of -170, -336, -502, -668, -834, -1000?
-166*c - 4
What is the o'th term of 2, -19, -64, -139, -250, -403, -604?
-o**3 - 6*o**2 + 4*o + 5
What is the k'th term of 63, 84, 107, 132, 159, 188, 219?
k**2 + 18*k + 44
What is the y'th term of 533, 545, 579, 647, 761, 933, 1175?
2*y**3 - y**2 + y + 531
What is the h'th term of 355, 354, 355, 358, 363?
h**2 - 4*h + 358
What is the x'th term of -15, 11, 55, 117, 197, 295?
9*x**2 - x - 23
What is the g'th term of -33, -60, -77, -78, -57, -8, 75, 198?
g**3 - g**2 - 31*g - 2
What is the a'th term of -2690, -2691, -2692, -2693, -2694?
-a - 2689
What is the m'th term of -1130, -2253, -3384, -4529, -5694, -6885, -8108?
-m**3 + 2*m**2 - 1122*m - 9
What is the p'th term of -30, -17, -2, 9, 10, -5, -42, -107?
-p**3 + 7*p**2 - p - 35
What is the j'th term of 2, 6, 12, 20, 30, 42?
j**2 + j
What is the s'th term of 2, -3, -10, -19, -30, -43?
-s**2 - 2*s + 5
What is the r'th term of 13, 11, 9, 7, 5?
-2*r + 15
What is the b'th term of 1267, 1266, 1265, 1264?
-b + 1268
What is the v'th term of 6264, 6262, 6260, 6258, 6256?
-2*v + 6266
What is the n'th term of -181, -640, -1413, -2506, -3925?
-n**3 - 151*n**2 + n - 30
What is the l'th term of -213, -421, -629, -837, -1045?
-208*l - 5
What is the n'th term of 88, 178, 268, 358?
90*n - 2
What is the o'th term of -192, -671, -1474, -2607, -4076, -5887, -8046, -10559?
-o**3 - 156*o**2 - 4*o - 31
What is the k'th term of 30, 56, 86, 120, 158, 200, 246?
2*k**2 + 20*k + 8
What is the q'th term of 19, -12, -53, -98, -141, -176?
q**3 - 11*q**2 - 5*q + 34
What is the j'th term of -202, -384, -566?
-182*j - 20
What is the u'th term of -41, -102, -187, -296?
-12*u**2 - 25*u - 4
What is the i'th term of 1008, 2013, 3018, 4023, 5028, 6033?
1005*i + 3
What is the p'th term of -43, -74, -103, -124, -131, -118, -79?
p**3 - 5*p**2 - 23*p - 16
What is the b'th term of -3286, -6573, -9860, -13147, -16434?
-3287*b + 1
What is the r'th term of 1248, 2498, 3748, 4998, 6248?
1250*r - 2
What is the m'th term of 63, 85, 123, 183, 271, 393, 555, 763?
m**3 + 2*m**2 + 9*m + 51
What is the b'th term of -246, -292, -340, -390?
-b**2 - 43*b - 202
What is the y'th term of -79, -95, -109, -121, -131?
y**2 - 19*y - 61
What is the r'th term of 13, 16, 21, 28?
r**2 + 12
What is the m'th term of -237, -239, -241, -243, -245, -247?
-2*m - 235
What is the v'th term of 1128, 1127, 1126?
-v + 1129
What is the p'th term of 45, 163, 359, 633, 985?
39*p**2 + p + 5
What is the h'th term of -11, 10, 67, 178, 361?
3*h**3 - 14
What is the h'th term of 413, 426, 439, 452?
13*h + 400
What is the s'th term of -1338, -1341, -1346, -1353, -1362?
-s**2 - 1337
What is the c'th term of 736, 745, 768, 811, 880?
c**3 + c**2 - c + 735
What is the h'th term of 2036, 2037, 2038?
h + 2035
What is the g'th term of -115, -131, -161, -211, -287, -395, -541, -731?
-g**3 - g**2 - 6*g - 107
What is the d'th term of -191, -217, -261, -323, -403, -501?
-9*d**2 + d - 183
What is the a'th term of -727, -735, -745, -757, -771, -787?
-a**2 - 5*a - 721
What is the o'th term of -63, -110, -157, -204, -251, -298?
-47*o - 16
What is the q'th term of 802, 804, 808, 814, 822?
q**2 - q + 802
What is the x'th term of -28, -95, -162?
-67*x + 39
What is the t'th term of 44, 86, 128, 170, 212?
42*t + 2
What is the v'th term of 192, 257, 318, 375, 428?
-2*v**2 + 71*v + 123
What is the d'th term of -575, -1148, -1721, -2294, -2867?
-573*d - 2
What is the a'th term of 104, 405, 908, 1613, 2520, 3629, 4940?
101*a**2 - 2*a + 5
What is the i'th term of 532, 531, 530, 529, 528, 527?
-i + 533
What is the j'th term of 243, 481, 719, 957, 1195?
238*j + 5
What is the v'th term of -5, 71, 197, 373?
25*v**2 + v - 31
What is the c'th term of 126, 107, 88, 69, 50?
-19*c + 145
What is the x'th term of -258, -546, -834, -1122, -1410?
-288*x + 30
What is the g'th term of 677, 678, 679, 680, 681?
g + 676
What is the i'th term of -3276, -3278, -3280, -3282?
-2*i - 3274
What is the v'th term of 600, 1199, 1796, 2391, 2984, 3575, 4164?
-v**2 + 602*v - 1
What is the g'th term of -154, -157, -160, -163, -166, -169?
-3*g - 151
What is the s'th term of 210, 275, 374, 501, 650, 815, 990, 1169?
-s**3 + 23*s**2 + 3*s + 185
What is the w'th term of -2850, -5698, -8546, -11394, -14242?
-2848*w - 2
What is the h'th term of -276, -1112, -2506, -4458, -6968, -10036?
-279*h**2 + h + 2
What is the x'th term of 879, 867, 839, 789, 711, 599, 447, 249?
-x**3 - 2*x**2 + x + 881
What is the m'th term of 2823, 5665, 8493, 11301, 14083, 16833, 19545?
-m**3 - m**2 + 2852*m - 27
What is the d'th term of 19, 52, 113, 208, 343, 524, 757, 1048?
d**3 + 8*d**2 + 2*d + 8
What is the r'th term of -19, -21, -27, -37?
-2*r**2 + 4*r - 21
What is the g'th term of 160, 159, 160, 169, 192, 235, 304?
g**3 - 5*g**2 + 7*g + 157
What is the g'th term of 46, 71, 96, 121, 146?
25*g + 21
What is the b'th term of 5, 16, 27, 38, 49, 60?
11*b - 6
What is the f'th term of -45, -39, -33, -27, -21, -15?
6*f - 51
What is the t'th term of 68, 67, 66, 65, 64?
-t + 69
What is the d'th term of -405, -412