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 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 6 |
| 6 | 8 |
| 7 | 10 |
| 8 | 11 |
| 9 | 18 |
| 10 | 20 |
| 11 | 22 |
| 12 | 33 |
| 13 | 44 |
| 14 | 66 |
| 15 | 88 |
| 16 | 110 |
| 17 | 132 |
| 18 | 198 |
| 19 | 220 |
| 20 | 264 |
| 21 | 286 |
| 22 | 429 |
| 23 | 572 |
| 24 | 858 |
| 25 | 1144 |
| 26 | 1430 |
| 27 | 1716 |
| 28 | 2574 |
| 29 | 2860 |
| 30 | 3432 |
| 31 | 4290 |
| 32 | 5720 |
| 33 | 6864 |
| 34 | 8580 |
| 35 | 12870 |
| 36 | 14586 |
| 37 | 17160 |
| 38 | 24310 |
| 39 | 29172 |
| 40 | 43758 |
| 41 | 48620 |
| 42 | 58344 |
| 43 | 72930 |
| 44 | 97240 |
| 45 | 116688 |
| 46 | 145860 |
| 47 | 218790 |
| 48 | 277134 |