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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 2 |
| 13 | 2 |
| 14 | 3 |
| 15 | 3 |
| 16 | 4 |
| 17 | 4 |
| 18 | 6 |
| 19 | 6 |
| 20 | 8 |
| 21 | 9 |
| 22 | 11 |
| 23 | 12 |
| 24 | 16 |
| 25 | 17 |
| 26 | 21 |
| 27 | 24 |
| 28 | 29 |
| 29 | 32 |
| 30 | 40 |
| 31 | 44 |
| 32 | 53 |
| 33 | 60 |
| 34 | 71 |
| 35 | 80 |
| 36 | 96 |
| 37 | 107 |
| 38 | 126 |
| 39 | 143 |
| 40 | 167 |
| 41 | 188 |
| 42 | 221 |
| 43 | 248 |
| 44 | 288 |
| 45 | 326 |
| 46 | 376 |
| 47 | 424 |
| 48 | 491 |
| 49 | 552 |
| 50 | 634 |
| 51 | 716 |
| 52 | 819 |
| 53 | 922 |
| 54 | 1056 |
| 55 | 1187 |
| 56 | 1353 |
| 57 | 1523 |
| 58 | 1730 |
| 59 | 1944 |
| 60 | 2209 |
| 61 | 2478 |
| 62 | 2806 |
| 63 | 3151 |