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) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 5 |
| 4 | 10 |
| 5 | 65 |
| 6 | 125 |
| 7 | 130 |
| 8 | 250 |
| 9 | 325 |
| 10 | 350 |
| 11 | 462 |
| 12 | 650 |
| 13 | 798 |
| 14 | 910 |
| 15 | 923 |
| 16 | 924 |
| 17 | 966 |
| 18 | 1171 |
| 19 | 1300 |
| 20 | 1596 |
| 21 | 1625 |
| 22 | 1848 |
| 23 | 1932 |
| 24 | 2353 |
| 25 | 2730 |
| 26 | 3192 |
| 27 | 3250 |
| 28 | 3864 |
| 29 | 4523 |
| 30 | 4550 |
| 31 | 5855 |
| 32 | 8807 |
| 33 | 11710 |
| 34 | 11765 |
| 35 | 17290 |
| 36 | 20930 |
| 37 | 22905 |
| 38 | 23530 |
| 39 | 33250 |
| 40 | 35490 |
| 41 | 41762 |
| 42 | 83524 |