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 | 10 |
| 4 | 26 |
| 5 | 63 |
| 6 | 107 |
| 7 | 189 |
| 8 | 294 |
| 9 | 455 |
| 10 | 627 |
| 11 | 891 |
| 12 | 1202 |
| 13 | 1650 |
| 14 | 2121 |
| 15 | 2719 |
| 16 | 3392 |
| 17 | 4292 |
| 18 | 5239 |
| 19 | 6470 |
| 20 | 7832 |
| 21 | 9463 |
| 22 | 11129 |
| 23 | 13205 |
| 24 | 15460 |
| 25 | 18164 |
| 26 | 20919 |
| 27 | 24130 |
| 28 | 27572 |
| 29 | 31679 |
| 30 | 35945 |
| 31 | 40977 |
| 32 | 46340 |
| 33 | 52384 |
| 34 | 58511 |
| 35 | 65421 |
| 36 | 72718 |
| 37 | 81104 |
| 38 | 89589 |
| 39 | 98989 |
| 40 | 108860 |
| 41 | 120062 |
| 42 | 131551 |