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 | 1 |
| 1 | 4 |
| 2 | 44 |
| 3 | 88 |
| 4 | 1090 |
| 5 | 3212 |
| 6 | 4334 |
| 7 | 2992 |
| 8 | 5995 |
| 9 | 4994 |
| 10 | 7997 |
| 11 | 9779 |
| 12 | 5104 |
| 13 | 11110 |
| 14 | 11891 |
| 15 | 10109 |
| 16 | 11000 |
| 17 | 10780 |
| 18 | 108880 |
| 19 | 110500 |
| 20 | 252142 |
| 21 | 278872 |
| 22 | 296692 |
| 23 | 293282 |
| 24 | 308902 |
| 25 | 287782 |
| 26 | 411103 |
| 27 | 289982 |
| 28 | 466664 |
| 29 | 281072 |
| 30 | 457754 |
| 31 | 398893 |
| 32 | 298892 |
| 33 | 462154 |
| 34 | 517814 |
| 35 | 494384 |
| 36 | 299992 |
| 37 | 707806 |
| 38 | 471064 |
| 39 | 476674 |
| 40 | 487784 |
| 41 | 467764 |