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 | 10 |
| 3 | 100 |
| 4 | 190 |
| 5 | 820 |
| 6 | 1480 |
| 7 | 1870 |
| 8 | 2080 |
| 9 | 3250 |
| 10 | 3460 |
| 11 | 5650 |
| 12 | 9430 |
| 13 | 13000 |
| 14 | 15640 |
| 15 | 15730 |
| 16 | 16060 |
| 17 | 18040 |
| 18 | 18910 |
| 19 | 19420 |
| 20 | 21010 |
| 21 | 22270 |
| 22 | 25300 |
| 23 | 31720 |
| 24 | 34840 |
| 25 | 43780 |
| 26 | 51340 |
| 27 | 55330 |
| 28 | 62980 |
| 29 | 67210 |
| 30 | 69490 |
| 31 | 72220 |
| 32 | 77260 |
| 33 | 79690 |
| 34 | 81040 |
| 35 | 82720 |
| 36 | 88810 |
| 37 | 97840 |