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 | 0 |
| 2 | 1 |
| 3 | 7 |
| 4 | 14 |
| 5 | 21 |
| 6 | 33 |
| 7 | 44 |
| 8 | 144 |
| 9 | 235 |
| 10 | 269 |
| 11 | 524 |
| 12 | 1123 |
| 13 | 1452 |
| 14 | 1582 |
| 15 | 5412 |
| 16 | 8338 |
| 17 | 8459 |
| 18 | 11063 |
| 19 | 11223 |
| 20 | 23255 |
| 21 | 73491 |
| 22 | 145544 |
| 23 | 262808 |
| 24 | 266737 |
| 25 | 281349 |
| 26 | 1659022 |
| 27 | 2705669 |
| 28 | 3504083 |
| 29 | 5040882 |
| 30 | 7395091 |
| 31 | 8308388 |
| 32 | 14554452 |
| 33 | 85559327 |
| 34 | 110651063 |
| 35 | 223674495 |
| 36 | 277945157 |
| 37 | 282442347 |