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 | 3 |
| 2 | 11 |
| 3 | 19 |
| 4 | 79 |
| 5 | 683 |
| 6 | 733 |
| 7 | 971 |
| 8 | 1433 |
| 9 | 1453 |
| 10 | 2531 |
| 11 | 3181 |
| 12 | 3931 |
| 13 | 4027 |
| 14 | 4111 |
| 15 | 4153 |
| 16 | 4943 |
| 17 | 6397 |
| 18 | 6491 |
| 19 | 6653 |
| 20 | 6673 |
| 21 | 6883 |
| 22 | 8521 |
| 23 | 8641 |
| 24 | 8969 |
| 25 | 10463 |
| 26 | 10477 |
| 27 | 10667 |
| 28 | 11383 |
| 29 | 11411 |
| 30 | 11587 |
| 31 | 12527 |
| 32 | 13229 |
| 33 | 15749 |
| 34 | 16631 |
| 35 | 17971 |
| 36 | 21757 |
| 37 | 21929 |
| 38 | 24767 |
| 39 | 27031 |
| 40 | 28859 |