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 | 4 |
| 2 | 9 |
| 3 | 30 |
| 4 | 68 |
| 5 | 217 |
| 6 | 327 |
| 7 | 656 |
| 8 | 882 |
| 9 | 1457 |
| 10 | 2707 |
| 11 | 3228 |
| 12 | 5194 |
| 13 | 6850 |
| 14 | 7789 |
| 15 | 9916 |
| 16 | 13746 |
| 17 | 18411 |
| 18 | 20179 |
| 19 | 26062 |
| 20 | 30597 |
| 21 | 32984 |
| 22 | 40991 |
| 23 | 46959 |
| 24 | 56924 |
| 25 | 72217 |
| 26 | 80725 |
| 27 | 85182 |
| 28 | 94695 |
| 29 | 99669 |
| 30 | 110127 |
| 31 | 152280 |
| 32 | 165951 |
| 33 | 187910 |
| 34 | 195660 |
| 35 | 237427 |
| 36 | 246434 |
| 37 | 274614 |