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 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 3 |
| 5 | 3 |
| 6 | 8 |
| 7 | 8 |
| 8 | 9 |
| 9 | 17 |
| 10 | 19 |
| 11 | 21 |
| 12 | 35 |
| 13 | 39 |
| 14 | 44 |
| 15 | 68 |
| 16 | 79 |
| 17 | 87 |
| 18 | 127 |
| 19 | 145 |
| 20 | 162 |
| 21 | 228 |
| 22 | 261 |
| 23 | 291 |
| 24 | 395 |
| 25 | 451 |
| 26 | 506 |
| 27 | 665 |
| 28 | 760 |
| 29 | 850 |
| 30 | 1096 |
| 31 | 1254 |
| 32 | 1400 |
| 33 | 1765 |
| 34 | 2016 |
| 35 | 2249 |
| 36 | 2800 |
| 37 | 3188 |
| 38 | 3556 |
| 39 | 4356 |
| 40 | 4953 |
| 41 | 5522 |
| 42 | 6688 |
| 43 | 7581 |
| 44 | 8447 |
| 45 | 10123 |
| 46 | 11464 |
| 47 | 12747 |
| 48 | 15141 |
| 49 | 17094 |
| 50 | 18997 |
| 51 | 22395 |