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.

A381278 Expansion of e.g.f. exp(sin(3*x) / 3).

Table of values

n a(n)
0 1
1 1
2 1
3 -8
4 -35
5 -8
6 1117
7 6328
8 -19943
9 -513728
10 -2096711
11 30574720
12 447401845
13 23791744
14 -59033858219
15 -527680180736
16 4971322421425
17 144677554315264
18 430091284739185
19 -27641200139694080
20 -398305237630617971
21 2876369985206861824
22 145441158283475935309

List of values

[1, 1, 1, -8, -35, -8, 1117, 6328, -19943, -513728, -2096711, 30574720, 447401845, 23791744, -59033858219, -527680180736, 4971322421425, 144677554315264, 430091284739185, -27641200139694080, -398305237630617971, 2876369985206861824, 145441158283475935309]

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

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