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 | 3 |
2 | 21 |
3 | 207 |
4 | 2697 |
5 | 43803 |
6 | 854685 |
7 | 19512615 |
8 | 510977937 |
9 | 15112457523 |
10 | 498560461989 |
11 | 18160560320895 |
12 | 724240913035545 |
13 | 31394996915447883 |
14 | 1470245245400432685 |
15 | 73987438021589516247 |
16 | 3982389565847576723745 |
17 | 228331703268783136636515 |
18 | 13894569264190369648271157 |