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 | 3 |
| 4 | 7 |
| 5 | 8 |
| 6 | 14 |
| 7 | 29 |
| 8 | 31 |
| 9 | 42 |
| 10 | 52 |
| 11 | 66 |
| 12 | 85 |
| 13 | 99 |
| 14 | 143 |
| 15 | 161 |
| 16 | 185 |
| 17 | 190 |
| 18 | 267 |
| 19 | 273 |
| 20 | 304 |
| 21 | 330 |
| 22 | 371 |
| 23 | 437 |
| 24 | 476 |
| 25 | 484 |
| 26 | 525 |
| 27 | 603 |
| 28 | 612 |
| 29 | 658 |
| 30 | 806 |
| 31 | 913 |
| 32 | 1015 |
| 33 | 1074 |
| 34 | 1197 |
| 35 | 1261 |
| 36 | 1340 |
| 37 | 1394 |
| 38 | 1463 |
| 39 | 1477 |
| 40 | 1548 |
| 41 | 1606 |
| 42 | 1680 |
| 43 | 1771 |
| 44 | 1912 |
| 45 | 2009 |
| 46 | 2075 |
| 47 | 2159 |
| 48 | 2262 |
| 49 | 2439 |
| 50 | 2698 |
| 51 | 2717 |