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 | 30 |
| 1 | 97 |
| 2 | 267 |
| 3 | 608 |
| 4 | 1279 |
| 5 | 2472 |
| 6 | 4571 |
| 7 | 8043 |
| 8 | 13715 |
| 9 | 22652 |
| 10 | 36535 |
| 11 | 57568 |
| 12 | 89079 |
| 13 | 135384 |
| 14 | 202747 |
| 15 | 299344 |
| 16 | 436597 |
| 17 | 629364 |
| 18 | 897970 |
| 19 | 1268634 |
| 20 | 1776562 |
| 21 | 2466961 |
| 22 | 3399463 |
| 23 | 4650218 |
| 24 | 6318429 |
| 25 | 8529869 |
| 26 | 11446563 |
| 27 | 15272827 |
| 28 | 20269135 |
| 29 | 26762094 |