cp's OEIS Frontend

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.

A262968 Expansion of phi(-q^6) / phi(-q) in powers of q where phi() is a Ramanujan theta function.

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 14
5 24
6 38
7 60
8 92
9 138
10 204
11 296
12 424
13 600
14 840
15 1164
16 1598
17 2176
18 2940
19 3944
20 5256
21 6960
22 9164
23 12000
24 15634
25 20270
26 26160
27 33616
28 43020
29 54840
30 69648
31 88140
32 111164
33 139748
34 175136
35 218832
36 272646
37 338760
38 419792
39 518880
40 639780
41 786976
42 965820

List of values

[1, 2, 4, 8, 14, 24, 38, 60, 92, 138, 204, 296, 424, 600, 840, 1164, 1598, 2176, 2940, 3944, 5256, 6960, 9164, 12000, 15634, 20270, 26160, 33616, 43020, 54840, 69648, 88140, 111164, 139748, 175136, 218832, 272646, 338760, 419792, 518880, 639780, 786976, 965820]

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

Content is available under The OEIS End-User License Agreement.