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 | 2 |
| 2 | 5 |
| 3 | 16 |
| 4 | 34 |
| 5 | 91 |
| 6 | 130 |
| 7 | 228 |
| 8 | 289 |
| 9 | 430 |
| 10 | 695 |
| 11 | 799 |
| 12 | 1150 |
| 13 | 1418 |
| 14 | 1566 |
| 15 | 1880 |
| 16 | 2400 |
| 17 | 2994 |
| 18 | 3202 |
| 19 | 3880 |
| 20 | 4366 |
| 21 | 4624 |
| 22 | 5430 |
| 23 | 6003 |
| 24 | 6921 |
| 25 | 8246 |
| 26 | 8949 |
| 27 | 9315 |
| 28 | 10068 |
| 29 | 10458 |
| 30 | 11246 |
| 31 | 14252 |
| 32 | 15185 |
| 33 | 16628 |
| 34 | 17131 |
| 35 | 19712 |
| 36 | 20254 |
| 37 | 21920 |
| 38 | 23654 |
| 39 | 24846 |
| 40 | 26688 |
| 41 | 28605 |