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 | 1 |
1 | 1 |
2 | 3 |
3 | 28 |
4 | 840 |
5 | 83328 |
6 | 27998208 |
7 | 32509919232 |
8 | 132640470466560 |
9 | 1927943976061501440 |
10 | 100981078400558897823744 |
11 | 19242660536873338307044442112 |
12 | 13448310596010038676027219703234560 |
13 | 34707333779115158227208335860718444216320 |
14 | 332718225878012276874300952228513073208156487680 |