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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 3 |
| 10 | 4 |
| 11 | 5 |
| 12 | 6 |
| 13 | 7 |
| 14 | 8 |
| 15 | 9 |
| 16 | 11 |
| 17 | 14 |
| 18 | 18 |
| 19 | 23 |
| 20 | 29 |
| 21 | 36 |
| 22 | 44 |
| 23 | 53 |
| 24 | 64 |
| 25 | 78 |
| 26 | 96 |
| 27 | 119 |
| 28 | 150 |
| 29 | 187 |
| 30 | 232 |
| 31 | 286 |
| 32 | 351 |
| 33 | 430 |
| 34 | 527 |
| 35 | 649 |
| 36 | 802 |
| 37 | 993 |
| 38 | 1230 |
| 39 | 1522 |
| 40 | 1880 |
| 41 | 2318 |
| 42 | 2854 |
| 43 | 3514 |
| 44 | 4330 |
| 45 | 5341 |
| 46 | 6594 |
| 47 | 8145 |
| 48 | 10061 |
| 49 | 12423 |
| 50 | 15330 |
| 51 | 18908 |
| 52 | 23316 |
| 53 | 28753 |
| 54 | 35467 |
| 55 | 43762 |