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 | 1 |
| 2 | 4 |
| 3 | 17 |
| 4 | 39 |
| 5 | 68 |
| 6 | 124 |
| 7 | 191 |
| 8 | 286 |
| 9 | 441 |
| 10 | 577 |
| 11 | 776 |
| 12 | 1043 |
| 13 | 1192 |
| 14 | 1556 |
| 15 | 1736 |
| 16 | 2214 |
| 17 | 2744 |
| 18 | 3221 |
| 19 | 3519 |
| 20 | 4248 |
| 21 | 5028 |
| 22 | 5542 |
| 23 | 6574 |
| 24 | 7013 |
| 25 | 8093 |
| 26 | 8945 |
| 27 | 10110 |
| 28 | 11043 |
| 29 | 12413 |
| 30 | 13223 |
| 31 | 14476 |
| 32 | 15923 |
| 33 | 17430 |
| 34 | 18617 |
| 35 | 20027 |
| 36 | 21991 |
| 37 | 24016 |
| 38 | 25364 |
| 39 | 27414 |
| 40 | 29356 |
| 41 | 31392 |
| 42 | 32614 |
| 43 | 35743 |
| 44 | 37888 |
| 45 | 40301 |
| 46 | 42620 |
| 47 | 45696 |
| 48 | 47776 |
| 49 | 51109 |
| 50 | 53264 |
| 51 | 56429 |
| 52 | 58471 |
| 53 | 61676 |
| 54 | 64468 |
| 55 | 69437 |
| 56 | 72011 |
| 57 | 75626 |