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 | 22 |
| 2 | 52 |
| 3 | 90 |
| 4 | 136 |
| 5 | 190 |
| 6 | 252 |
| 7 | 322 |
| 8 | 400 |
| 9 | 486 |
| 10 | 580 |
| 11 | 682 |
| 12 | 792 |
| 13 | 910 |
| 14 | 1036 |
| 15 | 1170 |
| 16 | 1312 |
| 17 | 1462 |
| 18 | 1620 |
| 19 | 1786 |
| 20 | 1960 |
| 21 | 2142 |
| 22 | 2332 |
| 23 | 2530 |
| 24 | 2736 |
| 25 | 2950 |
| 26 | 3172 |
| 27 | 3402 |
| 28 | 3640 |
| 29 | 3886 |
| 30 | 4140 |
| 31 | 4402 |
| 32 | 4672 |
| 33 | 4950 |
| 34 | 5236 |
| 35 | 5530 |
| 36 | 5832 |
| 37 | 6142 |
| 38 | 6460 |
| 39 | 6786 |
| 40 | 7120 |
| 41 | 7462 |
| 42 | 7812 |
| 43 | 8170 |
| 44 | 8536 |
| 45 | 8910 |
| 46 | 9292 |
| 47 | 9682 |