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 | 2 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 6 |
| 8 | 7 |
| 9 | 8 |
| 10 | 9 |
| 11 | 11 |
| 12 | 171 |
| 13 | 323 |
| 14 | 343 |
| 15 | 505 |
| 16 | 595 |
| 17 | 686 |
| 18 | 848 |
| 19 | 1661 |
| 20 | 2112 |
| 21 | 3773 |
| 22 | 23332 |
| 23 | 46664 |
| 24 | 69996 |
| 25 | 262262 |
| 26 | 583385 |
| 27 | 782287 |
| 28 | 859958 |
| 29 | 981189 |
| 30 | 1254521 |
| 31 | 1403041 |
| 32 | 1832381 |
| 33 | 39388393 |
| 34 | 54411445 |
| 35 | 55499455 |
| 36 | 88844888 |
| 37 | 118919811 |
| 38 | 191010191 |