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 | 8 |
| 3 | 15 |
| 4 | 28 |
| 5 | 51 |
| 6 | 68 |
| 7 | 87 |
| 8 | 110 |
| 9 | 147 |
| 10 | 208 |
| 11 | 275 |
| 12 | 336 |
| 13 | 407 |
| 14 | 454 |
| 15 | 561 |
| 16 | 620 |
| 17 | 681 |
| 18 | 790 |
| 19 | 879 |
| 20 | 982 |
| 21 | 1061 |
| 22 | 1212 |
| 23 | 1409 |
| 24 | 1510 |
| 25 | 1613 |
| 26 | 1846 |
| 27 | 2069 |
| 28 | 2196 |
| 29 | 2419 |
| 30 | 2610 |
| 31 | 2773 |
| 32 | 3002 |
| 33 | 3645 |
| 34 | 3884 |
| 35 | 4041 |
| 36 | 4208 |
| 37 | 4647 |
| 38 | 4886 |
| 39 | 5085 |
| 40 | 5276 |
| 41 | 5475 |
| 42 | 5858 |
| 43 | 6091 |
| 44 | 6842 |
| 45 | 7155 |
| 46 | 7928 |
| 47 | 8535 |
| 48 | 8848 |