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 | 11 |
| 4 | 25 |
| 5 | 35 |
| 6 | 57 |
| 7 | 86 |
| 8 | 139 |
| 9 | 198 |
| 10 | 291 |
| 11 | 417 |
| 12 | 588 |
| 13 | 812 |
| 14 | 1132 |
| 15 | 1538 |
| 16 | 2103 |
| 17 | 2805 |
| 18 | 3767 |
| 19 | 4963 |
| 20 | 6554 |
| 21 | 8548 |
| 22 | 11165 |
| 23 | 14426 |
| 24 | 18601 |
| 25 | 23830 |
| 26 | 30443 |
| 27 | 38642 |
| 28 | 48986 |
| 29 | 61748 |
| 30 | 77669 |
| 31 | 97206 |
| 32 | 121478 |
| 33 | 151067 |
| 34 | 187556 |
| 35 | 231974 |
| 36 | 286385 |
| 37 | 352340 |
| 38 | 432641 |
| 39 | 529688 |
| 40 | 647241 |
| 41 | 788738 |
| 42 | 959470 |
| 43 | 1164291 |
| 44 | 1410386 |