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) |
|---|---|
| 0 | 3 |
| 1 | 17 |
| 2 | 109 |
| 3 | 203 |
| 4 | 527 |
| 5 | 773 |
| 6 | 1473 |
| 7 | 3163 |
| 8 | 3929 |
| 9 | 6947 |
| 10 | 9639 |
| 11 | 11213 |
| 12 | 14857 |
| 13 | 21683 |
| 14 | 30333 |
| 15 | 33659 |
| 16 | 45077 |
| 17 | 53969 |
| 18 | 58823 |
| 19 | 75113 |
| 20 | 87493 |
| 21 | 108503 |
| 22 | 141407 |
| 23 | 160099 |
| 24 | 170033 |
| 25 | 191117 |
| 26 | 202283 |
| 27 | 225903 |
| 28 | 322937 |
| 29 | 355029 |
| 30 | 407047 |
| 31 | 425453 |
| 32 | 525843 |
| 33 | 547649 |
| 34 | 616667 |
| 35 | 691253 |