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 | 0 |
| 3 | 0 |
| 4 | 2 |
| 5 | 6 |
| 6 | 8 |
| 7 | 16 |
| 8 | 32 |
| 9 | 44 |
| 10 | 64 |
| 11 | 92 |
| 12 | 118 |
| 13 | 150 |
| 14 | 174 |
| 15 | 202 |
| 16 | 234 |
| 17 | 298 |
| 18 | 358 |
| 19 | 382 |
| 20 | 440 |
| 21 | 512 |
| 22 | 598 |
| 23 | 686 |
| 24 | 808 |
| 25 | 924 |
| 26 | 1002 |
| 27 | 1130 |
| 28 | 1228 |
| 29 | 1336 |
| 30 | 1480 |
| 31 | 1560 |
| 32 | 1762 |
| 33 | 1966 |
| 34 | 2026 |
| 35 | 2210 |
| 36 | 2426 |
| 37 | 2614 |
| 38 | 2840 |
| 39 | 3132 |
| 40 | 3300 |
| 41 | 3496 |
| 42 | 3812 |
| 43 | 4072 |
| 44 | 4240 |
| 45 | 4616 |
| 46 | 4852 |
| 47 | 5068 |
| 48 | 5402 |
| 49 | 5522 |
| 50 | 5826 |
| 51 | 6234 |
| 52 | 6512 |