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.
n | a(n) |
---|---|
0 | 4 |
1 | 0 |
2 | 18 |
3 | 48 |
4 | 294 |
5 | 1210 |
6 | 5508 |
7 | 23548 |
8 | 101614 |
9 | 433200 |
10 | 1845738 |
11 | 7840998 |
12 | 33282564 |
13 | 141149320 |
14 | 598366458 |
15 | 2535856048 |
16 | 10745092894 |
17 | 45524786370 |
18 | 192866785668 |
19 | 817050731748 |
20 | 3461224027254 |
21 | 14662350247600 |
22 | 62111682111618 |
23 | 263111844646798 |
24 | 1114566304573444 |