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 | 2 |
| 3 | 7 |
| 4 | 26 |
| 5 | 55 |
| 6 | 118 |
| 7 | 203 |
| 8 | 350 |
| 9 | 513 |
| 10 | 802 |
| 11 | 1153 |
| 12 | 1594 |
| 13 | 2105 |
| 14 | 2878 |
| 15 | 3701 |
| 16 | 4770 |
| 17 | 5973 |
| 18 | 7510 |
| 19 | 9221 |
| 20 | 11282 |
| 21 | 13411 |
| 22 | 16202 |
| 23 | 19255 |
| 24 | 22674 |
| 25 | 26371 |
| 26 | 31018 |
| 27 | 35865 |
| 28 | 41422 |
| 29 | 47377 |
| 30 | 54114 |
| 31 | 61297 |
| 32 | 69470 |
| 33 | 77803 |
| 34 | 87758 |
| 35 | 98311 |
| 36 | 109766 |
| 37 | 121851 |
| 38 | 136006 |
| 39 | 150443 |
| 40 | 166278 |
| 41 | 182903 |
| 42 | 201110 |
| 43 | 220179 |
| 44 | 241030 |
| 45 | 262447 |
| 46 | 286886 |
| 47 | 312411 |
| 48 | 339422 |
| 49 | 367551 |