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 | 4 |
3 | 16 |
4 | 86 |
5 | 544 |
6 | 3904 |
7 | 31328 |
8 | 276798 |
9 | 2660564 |
10 | 27576614 |
11 | 306051500 |
12 | 3615559236 |
13 | 45241980928 |
14 | 597141146374 |
15 | 8283583741588 |
16 | 120393776421550 |
17 | 1828261719906800 |
18 | 28937578248560784 |
19 | 476355010859517352 |
20 | 8139464481630136242 |
21 | 144109168217154747856 |
22 | 2639508261422244889106 |
23 | 49940898467864797567140 |
24 | 974790619672853340925800 |