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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A056949 J(1)*theta3(z) where J(1) is the series given by A056948.

Table of values

n a(n)
0 1
1 2
2 0
3 -2
4 24
5 52
6 0
7 32556
8 195984
9 261626
10 0
11 3736682
12 16779168
13 18348900
14 0
15 103018596
16 397998672
17 376729140
18 0
19 1334328534
20 4629497040
21 3937811168
22 0
23 10792678852
24 34417510848
25 26962705262
26 0
27 62783490188
28 187489533504
29 138066125924
30 0
31 287105737648
32 814881802320

List of values

[1, 2, 0, -2, 24, 52, 0, 32556, 195984, 261626, 0, 3736682, 16779168, 18348900, 0, 103018596, 397998672, 376729140, 0, 1334328534, 4629497040, 3937811168, 0, 10792678852, 34417510848, 26962705262, 0, 62783490188, 187489533504, 138066125924, 0, 287105737648, 814881802320]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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