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 | 22 |
| 2 | 51 |
| 3 | 145 |
| 4 | 287 |
| 5 | 1717 |
| 6 | 2147 |
| 7 | 3151 |
| 8 | 5017 |
| 9 | 11051 |
| 10 | 13207 |
| 11 | 16801 |
| 12 | 20827 |
| 13 | 26867 |
| 14 | 63551 |
| 15 | 68587 |
| 16 | 71177 |
| 17 | 76501 |
| 18 | 96647 |
| 19 | 112477 |
| 20 | 147737 |
| 21 | 159251 |
| 22 | 232657 |
| 23 | 237407 |
| 24 | 308947 |
| 25 | 314417 |
| 26 | 342487 |
| 27 | 433897 |
| 28 | 480251 |
| 29 | 587501 |
| 30 | 602617 |
| 31 | 722107 |
| 32 | 772927 |
| 33 | 834401 |
| 34 | 861467 |
| 35 | 879751 |
| 36 | 907537 |
| 37 | 945257 |
| 38 | 1155887 |
| 39 | 1177051 |