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 | 0 |
1 | 1 |
2 | 4 |
3 | 27 |
4 | 260 |
5 | 3265 |
6 | 50634 |
7 | 935263 |
8 | 20053816 |
9 | 489677697 |
10 | 13416375950 |
11 | 407609962111 |
12 | 13600700469828 |
13 | 494442286466401 |
14 | 19452778285314178 |
15 | 823489845351967935 |
16 | 37323572563440199664 |
17 | 1803303384581598518785 |
18 | 92523649833821902792086 |