A308286 - cp's OEIS frontend

A308286 Expansion of Product_{i>=1, j>=1} theta_3(x^(i*j)), where theta_3() is the Jacobi theta function.

n	a(n)
0	1
1	2
2	4
3	12
4	20
5	40
6	84
7	140
8	252
9	456
10	752
11	1260
12	2128
13	3392
14	5436
15	8760
16	13582
17	21092
18	32744
19	49620
20	75104
21	113448
22	168508
23	249620
24	368840
25	538412
26	783480
27	1136652
28	1634000
29	2341280
30	3344680
31	4743684
32	6706120
33	9452392
34	13245800
35	18504888
36	25777520
37	35735376

[1, 2, 4, 12, 20, 40, 84, 140, 252, 456, 752, 1260, 2128, 3392, 5436, 8760, 13582, 21092, 32744, 49620, 75104, 113448, 168508, 249620, 368840, 538412, 783480, 1136652, 1634000, 2341280, 3344680, 4743684, 6706120, 9452392, 13245800, 18504888, 25777520, 35735376]

cp's OEIS Frontend

A308286 Expansion of Product_{i>=1, j>=1} theta_3(x^(i*j)), where theta_3() is the Jacobi theta function.

Table of values

List of values