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 | 1 |
| 2 | 6 |
| 3 | 13 |
| 4 | 23 |
| 5 | 36 |
| 6 | 51 |
| 7 | 69 |
| 8 | 89 |
| 9 | 112 |
| 10 | 138 |
| 11 | 166 |
| 12 | 197 |
| 13 | 231 |
| 14 | 267 |
| 15 | 306 |
| 16 | 347 |
| 17 | 391 |
| 18 | 438 |
| 19 | 487 |
| 20 | 539 |
| 21 | 593 |
| 22 | 650 |
| 23 | 710 |
| 24 | 772 |
| 25 | 837 |
| 26 | 905 |
| 27 | 975 |
| 28 | 1048 |
| 29 | 1123 |
| 30 | 1201 |
| 31 | 1282 |
| 32 | 1365 |
| 33 | 1451 |
| 34 | 1540 |
| 35 | 1631 |
| 36 | 1725 |
| 37 | 1821 |
| 38 | 1920 |
| 39 | 2022 |
| 40 | 2126 |
| 41 | 2233 |
| 42 | 2342 |
| 43 | 2454 |
| 44 | 2569 |
| 45 | 2686 |
| 46 | 2806 |
| 47 | 2929 |