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 | 3 |
| 3 | 6 |
| 4 | 11 |
| 5 | 19 |
| 6 | 32 |
| 7 | 49 |
| 8 | 77 |
| 9 | 114 |
| 10 | 169 |
| 11 | 241 |
| 12 | 345 |
| 13 | 480 |
| 14 | 667 |
| 15 | 910 |
| 16 | 1237 |
| 17 | 1656 |
| 18 | 2213 |
| 19 | 2918 |
| 20 | 3840 |
| 21 | 5003 |
| 22 | 6497 |
| 23 | 8368 |
| 24 | 10751 |
| 25 | 13711 |
| 26 | 17441 |
| 27 | 22052 |
| 28 | 27806 |
| 29 | 34879 |
| 30 | 43645 |
| 31 | 54355 |
| 32 | 67535 |
| 33 | 83571 |
| 34 | 103171 |
| 35 | 126907 |
| 36 | 155766 |
| 37 | 190554 |
| 38 | 232629 |
| 39 | 283158 |
| 40 | 343969 |
| 41 | 416716 |
| 42 | 503900 |
| 43 | 607807 |