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 | 2 |
| 4 | 3 |
| 5 | 7 |
| 6 | 10 |
| 7 | 12 |
| 8 | 22 |
| 9 | 30 |
| 10 | 35 |
| 11 | 41 |
| 12 | 48 |
| 13 | 49 |
| 14 | 53 |
| 15 | 74 |
| 16 | 77 |
| 17 | 81 |
| 18 | 127 |
| 19 | 161 |
| 20 | 205 |
| 21 | 251 |
| 22 | 349 |
| 23 | 379 |
| 24 | 560 |
| 25 | 604 |
| 26 | 725 |
| 27 | 726 |
| 28 | 820 |
| 29 | 1037 |
| 30 | 1095 |
| 31 | 1112 |
| 32 | 1145 |
| 33 | 1239 |
| 34 | 1594 |
| 35 | 1673 |
| 36 | 1908 |
| 37 | 2895 |
| 38 | 4391 |
| 39 | 4551 |
| 40 | 5342 |
| 41 | 5404 |
| 42 | 5410 |
| 43 | 8756 |
| 44 | 11054 |
| 45 | 12081 |
| 46 | 13923 |
| 47 | 16635 |
| 48 | 17598 |
| 49 | 18088 |
| 50 | 31960 |
| 51 | 38099 |