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 | 311 |
| 2 | 599 |
| 3 | 641 |
| 4 | 881 |
| 5 | 1319 |
| 6 | 1697 |
| 7 | 1721 |
| 8 | 2657 |
| 9 | 2969 |
| 10 | 3257 |
| 11 | 4019 |
| 12 | 4127 |
| 13 | 4337 |
| 14 | 4721 |
| 15 | 5009 |
| 16 | 6449 |
| 17 | 6569 |
| 18 | 6689 |
| 19 | 6761 |
| 20 | 7547 |
| 21 | 9041 |
| 22 | 9239 |
| 23 | 10457 |
| 24 | 10529 |
| 25 | 11171 |
| 26 | 11699 |
| 27 | 11939 |
| 28 | 13691 |
| 29 | 16229 |
| 30 | 19379 |
| 31 | 20147 |
| 32 | 20357 |
| 33 | 20477 |
| 34 | 22697 |
| 35 | 23057 |
| 36 | 24977 |
| 37 | 25169 |
| 38 | 26249 |
| 39 | 26681 |
| 40 | 26729 |
| 41 | 27059 |