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 | 3 |
| 2 | 10 |
| 3 | 55 |
| 4 | 136 |
| 5 | 253 |
| 6 | 406 |
| 7 | 1081 |
| 8 | 1378 |
| 9 | 1711 |
| 10 | 2485 |
| 11 | 3403 |
| 12 | 3916 |
| 13 | 5671 |
| 14 | 6328 |
| 15 | 8515 |
| 16 | 9316 |
| 17 | 11026 |
| 18 | 13861 |
| 19 | 14878 |
| 20 | 15931 |
| 21 | 18145 |
| 22 | 19306 |
| 23 | 25651 |
| 24 | 27028 |
| 25 | 28441 |
| 26 | 31375 |
| 27 | 32896 |
| 28 | 34453 |
| 29 | 36046 |
| 30 | 42778 |
| 31 | 48205 |
| 32 | 50086 |
| 33 | 60031 |
| 34 | 62128 |
| 35 | 64261 |
| 36 | 73153 |
| 37 | 75466 |
| 38 | 87571 |
| 39 | 92665 |
| 40 | 97903 |