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 | 2 |
| 2 | 92 |
| 3 | 180 |
| 4 | 332 |
| 5 | 486 |
| 6 | 536 |
| 7 | 992 |
| 8 | 9720 |
| 9 | 9992 |
| 10 | 13220 |
| 11 | 40502 |
| 12 | 99992 |
| 13 | 941486 |
| 14 | 999992 |
| 15 | 2066120 |
| 16 | 2975202 |
| 17 | 9999992 |
| 18 | 77854680 |
| 19 | 99999992 |
| 20 | 123250136 |
| 21 | 162423540 |
| 22 | 243964010 |
| 23 | 256109750 |
| 24 | 356387462 |
| 25 | 421110162 |
| 26 | 542936282 |
| 27 | 547361900 |