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 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 9 |
| 5 | 17 |
| 6 | 29 |
| 7 | 45 |
| 8 | 66 |
| 9 | 93 |
| 10 | 126 |
| 11 | 166 |
| 12 | 214 |
| 13 | 270 |
| 14 | 335 |
| 15 | 410 |
| 16 | 495 |
| 17 | 591 |
| 18 | 699 |
| 19 | 819 |
| 20 | 952 |
| 21 | 1099 |
| 22 | 1260 |
| 23 | 1436 |
| 24 | 1628 |
| 25 | 1836 |
| 26 | 2061 |
| 27 | 2304 |
| 28 | 2565 |
| 29 | 2845 |
| 30 | 3145 |
| 31 | 3465 |
| 32 | 3806 |
| 33 | 4169 |
| 34 | 4554 |
| 35 | 4962 |
| 36 | 5394 |
| 37 | 5850 |
| 38 | 6331 |
| 39 | 6838 |
| 40 | 7371 |
| 41 | 7931 |
| 42 | 8519 |
| 43 | 9135 |
| 44 | 9780 |
| 45 | 10455 |
| 46 | 11160 |
| 47 | 11896 |