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 | 2 |
| 2 | 6 |
| 3 | 28 |
| 4 | 52 |
| 5 | 112 |
| 6 | 172 |
| 7 | 270 |
| 8 | 316 |
| 9 | 420 |
| 10 | 592 |
| 11 | 700 |
| 12 | 910 |
| 13 | 1060 |
| 14 | 1150 |
| 15 | 1290 |
| 16 | 1510 |
| 17 | 1782 |
| 18 | 1830 |
| 19 | 2212 |
| 20 | 2376 |
| 21 | 2472 |
| 22 | 2740 |
| 23 | 2998 |
| 24 | 3256 |
| 25 | 3630 |
| 26 | 3930 |
| 27 | 4078 |
| 28 | 4270 |
| 29 | 4390 |
| 30 | 4546 |
| 31 | 5350 |
| 32 | 5590 |
| 33 | 5866 |
| 34 | 6100 |
| 35 | 6658 |
| 36 | 6802 |
| 37 | 7186 |
| 38 | 7602 |
| 39 | 7828 |
| 40 | 8218 |
| 41 | 8520 |
| 42 | 8712 |
| 43 | 9310 |
| 44 | 9438 |
| 45 | 9732 |