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 | 0 |
| 1 | 3 |
| 2 | 11 |
| 3 | 22 |
| 4 | 38 |
| 5 | 57 |
| 6 | 81 |
| 7 | 108 |
| 8 | 140 |
| 9 | 175 |
| 10 | 215 |
| 11 | 258 |
| 12 | 306 |
| 13 | 357 |
| 14 | 413 |
| 15 | 472 |
| 16 | 536 |
| 17 | 603 |
| 18 | 675 |
| 19 | 750 |
| 20 | 830 |
| 21 | 913 |
| 22 | 1001 |
| 23 | 1092 |
| 24 | 1188 |
| 25 | 1287 |
| 26 | 1391 |
| 27 | 1498 |
| 28 | 1610 |
| 29 | 1725 |
| 30 | 1845 |
| 31 | 1968 |
| 32 | 2096 |
| 33 | 2227 |
| 34 | 2363 |
| 35 | 2502 |
| 36 | 2646 |
| 37 | 2793 |
| 38 | 2945 |
| 39 | 3100 |
| 40 | 3260 |
| 41 | 3423 |
| 42 | 3591 |
| 43 | 3762 |