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 | 1 |
| 1 | 5 |
| 2 | 15 |
| 3 | 36 |
| 4 | 75 |
| 5 | 142 |
| 6 | 251 |
| 7 | 421 |
| 8 | 677 |
| 9 | 1052 |
| 10 | 1589 |
| 11 | 2343 |
| 12 | 3384 |
| 13 | 4800 |
| 14 | 6701 |
| 15 | 9224 |
| 16 | 12538 |
| 17 | 16850 |
| 18 | 22413 |
| 19 | 29534 |
| 20 | 38584 |
| 21 | 50010 |
| 22 | 64348 |
| 23 | 82238 |
| 24 | 104442 |
| 25 | 131864 |
| 26 | 165573 |
| 27 | 206830 |
| 28 | 257118 |
| 29 | 318176 |
| 30 | 392039 |
| 31 | 481082 |
| 32 | 588070 |
| 33 | 716216 |
| 34 | 869245 |
| 35 | 1051467 |
| 36 | 1267860 |
| 37 | 1524162 |
| 38 | 1826975 |