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 | 3 |
| 3 | 6 |
| 4 | 16 |
| 5 | 27 |
| 6 | 39 |
| 7 | 52 |
| 8 | 72 |
| 9 | 93 |
| 10 | 115 |
| 11 | 145 |
| 12 | 176 |
| 13 | 276 |
| 14 | 377 |
| 15 | 479 |
| 16 | 582 |
| 17 | 692 |
| 18 | 803 |
| 19 | 915 |
| 20 | 1028 |
| 21 | 1148 |
| 22 | 1269 |
| 23 | 1391 |
| 24 | 1521 |
| 25 | 1721 |
| 26 | 1922 |
| 27 | 2124 |
| 28 | 2334 |
| 29 | 2545 |
| 30 | 2757 |
| 31 | 2977 |
| 32 | 3198 |
| 33 | 3498 |
| 34 | 3799 |
| 35 | 4109 |
| 36 | 4420 |
| 37 | 5420 |
| 38 | 6421 |
| 39 | 7423 |
| 40 | 8426 |
| 41 | 9436 |
| 42 | 10447 |
| 43 | 11459 |
| 44 | 12472 |
| 45 | 13492 |
| 46 | 14513 |
| 47 | 15535 |