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 | 3 |
| 2 | 8 |
| 3 | 17 |
| 4 | 31 |
| 5 | 50 |
| 6 | 77 |
| 7 | 112 |
| 8 | 157 |
| 9 | 211 |
| 10 | 276 |
| 11 | 355 |
| 12 | 448 |
| 13 | 554 |
| 14 | 676 |
| 15 | 815 |
| 16 | 973 |
| 17 | 1149 |
| 18 | 1344 |
| 19 | 1561 |
| 20 | 1801 |
| 21 | 2064 |
| 22 | 2351 |
| 23 | 2663 |
| 24 | 3003 |
| 25 | 3371 |
| 26 | 3766 |
| 27 | 4190 |
| 28 | 4647 |
| 29 | 5135 |
| 30 | 5657 |
| 31 | 6212 |
| 32 | 6802 |
| 33 | 7430 |
| 34 | 8094 |
| 35 | 8797 |
| 36 | 9539 |
| 37 | 10322 |
| 38 | 11147 |
| 39 | 12014 |
| 40 | 12925 |
| 41 | 13881 |
| 42 | 14883 |
| 43 | 15933 |
| 44 | 17031 |
| 45 | 18178 |
| 46 | 19375 |
| 47 | 20624 |
| 48 | 21925 |
| 49 | 23281 |
| 50 | 24690 |