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.

A209033 Number of 5-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and first differences in -n..n.

Table of values

n a(n)
1 2
2 11
3 34
4 88
5 187
6 358
7 625
8 1023
9 1584
10 2355
11 3374
12 4700
13 6377
14 8476
15 11049
16 14175
17 17916
18 22361
19 27580
20 33672
21 40713
22 48816
23 58063
24 68577
25 80448
26 93809
27 108760
28 125442
29 143963
30 164476
31 187095
32 211985
33 239266
34 269115
35 301660
36 337086
37 375531

List of values

[2, 11, 34, 88, 187, 358, 625, 1023, 1584, 2355, 3374, 4700, 6377, 8476, 11049, 14175, 17916, 22361, 27580, 33672, 40713, 48816, 58063, 68577, 80448, 93809, 108760, 125442, 143963, 164476, 187095, 211985, 239266, 269115, 301660, 337086, 375531]