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) |
|---|---|
| 5 | 15 |
| 6 | 101 |
| 7 | 359 |
| 8 | 961 |
| 9 | 2191 |
| 10 | 4489 |
| 11 | 8504 |
| 12 | 15159 |
| 13 | 25728 |
| 14 | 41926 |
| 15 | 66013 |
| 16 | 100913 |
| 17 | 150349 |
| 18 | 218995 |
| 19 | 312646 |
| 20 | 438407 |
| 21 | 604902 |
| 22 | 822504 |
| 23 | 1103587 |
| 24 | 1462801 |
| 25 | 1917371 |
| 26 | 2487421 |
| 27 | 3196324 |
| 28 | 4071079 |
| 29 | 5142716 |
| 30 | 6446730 |
| 31 | 8023545 |
| 32 | 9919009 |
| 33 | 12184921 |
| 34 | 14879591 |
| 35 | 18068434 |
| 36 | 21824599 |
| 37 | 26229634 |
| 38 | 31374188 |
| 39 | 37358751 |
| 40 | 44294433 |
| 41 | 52303783 |
| 42 | 61521649 |