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 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 9 |
| 8 | 12 |
| 9 | 17 |
| 10 | 23 |
| 11 | 31 |
| 12 | 42 |
| 13 | 56 |
| 14 | 73 |
| 15 | 96 |
| 16 | 125 |
| 17 | 161 |
| 18 | 207 |
| 19 | 265 |
| 20 | 336 |
| 21 | 426 |
| 22 | 536 |
| 23 | 672 |
| 24 | 840 |
| 25 | 1046 |
| 26 | 1296 |
| 27 | 1603 |
| 28 | 1975 |
| 29 | 2425 |
| 30 | 2970 |
| 31 | 3628 |
| 32 | 4417 |
| 33 | 5367 |
| 34 | 6503 |
| 35 | 7861 |
| 36 | 9482 |
| 37 | 11412 |
| 38 | 13702 |
| 39 | 16423 |
| 40 | 19642 |
| 41 | 23447 |
| 42 | 27938 |
| 43 | 33231 |
| 44 | 39453 |
| 45 | 46767 |
| 46 | 55342 |
| 47 | 65386 |
| 48 | 77135 |