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 | 10 |
| 2 | 63 |
| 3 | 220 |
| 4 | 565 |
| 5 | 1206 |
| 6 | 2275 |
| 7 | 3928 |
| 8 | 6345 |
| 9 | 9730 |
| 10 | 14311 |
| 11 | 20340 |
| 12 | 28093 |
| 13 | 37870 |
| 14 | 49995 |
| 15 | 64816 |
| 16 | 82705 |
| 17 | 104058 |
| 18 | 129295 |
| 19 | 158860 |
| 20 | 193221 |
| 21 | 232870 |
| 22 | 278323 |
| 23 | 330120 |
| 24 | 388825 |
| 25 | 455026 |
| 26 | 529335 |
| 27 | 612388 |
| 28 | 704845 |
| 29 | 807390 |
| 30 | 920731 |
| 31 | 1045600 |
| 32 | 1182753 |
| 33 | 1332970 |