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.

A365338 Expansion of e.g.f. exp( Sum_{k>=0} x^(3*k+2) / (3*k+2)! ).

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 3
5 1
6 15
7 21
8 106
9 378
10 1116
11 6931
12 20196
13 136500
14 558559
15 3103191
16 18524418
17 90852217
18 661904622
19 3569749659
20 25657118047
21 171935108541
22 1149965503347
23 9166884110308
24 62758177512570
25 525194926694256
26 4072360499426311
27 33295056117878646

List of values

[1, 0, 1, 0, 3, 1, 15, 21, 106, 378, 1116, 6931, 20196, 136500, 558559, 3103191, 18524418, 90852217, 661904622, 3569749659, 25657118047, 171935108541, 1149965503347, 9166884110308, 62758177512570, 525194926694256, 4072360499426311, 33295056117878646]