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 | 0 |
| 2 | 1 |
| 3 | 4 |
| 4 | 11 |
| 5 | 22 |
| 6 | 42 |
| 7 | 66 |
| 8 | 104 |
| 9 | 150 |
| 10 | 211 |
| 11 | 280 |
| 12 | 377 |
| 13 | 474 |
| 14 | 604 |
| 15 | 750 |
| 16 | 916 |
| 17 | 1096 |
| 18 | 1323 |
| 19 | 1548 |
| 20 | 1831 |
| 21 | 2122 |
| 22 | 2446 |
| 23 | 2794 |
| 24 | 3212 |
| 25 | 3620 |
| 26 | 4087 |
| 27 | 4590 |
| 28 | 5141 |
| 29 | 5698 |
| 30 | 6360 |
| 31 | 6990 |
| 32 | 7728 |
| 33 | 8484 |
| 34 | 9289 |
| 35 | 10156 |
| 36 | 11091 |
| 37 | 12006 |
| 38 | 13042 |
| 39 | 14122 |
| 40 | 15280 |
| 41 | 16420 |
| 42 | 17727 |
| 43 | 18984 |
| 44 | 20401 |
| 45 | 21852 |