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.

A008654 Theta series of direct sum of 3 copies of hexagonal lattice.

Table of values

n a(n)
0 1
1 18
2 108
3 234
4 234
5 864
6 756
7 900
8 1836
9 2178
10 1296
11 4320
12 3042
13 3060
14 5400
15 6048
16 3690
17 10368
18 6588
19 6516
20 11232
21 11700
22 6480
23 19008
24 12852
25 10818
26 18360
27 19674
28 11700
29 30240
30 16848
31 17316
32 29484
33 30240
34 15552
35 43200
36 28314
37 24660
38 39096

List of values

[1, 18, 108, 234, 234, 864, 756, 900, 1836, 2178, 1296, 4320, 3042, 3060, 5400, 6048, 3690, 10368, 6588, 6516, 11232, 11700, 6480, 19008, 12852, 10818, 18360, 19674, 11700, 30240, 16848, 17316, 29484, 30240, 15552, 43200, 28314, 24660, 39096]

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

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