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 | 67 |
| 3 | 31 |
| 4 | 401 |
| 5 | 241 |
| 6 | 211 |
| 7 | 773 |
| 8 | 2221 |
| 9 | 1913 |
| 10 | 7649 |
| 11 | 3229 |
| 12 | 1669 |
| 13 | 2477 |
| 14 | 10009 |
| 15 | 5749 |
| 16 | 33647 |
| 17 | 9973 |
| 18 | 14107 |
| 19 | 60821 |
| 20 | 130729 |
| 21 | 16141 |
| 22 | 15683 |
| 23 | 113233 |
| 24 | 86629 |
| 25 | 95651 |
| 26 | 74959 |
| 27 | 35617 |
| 28 | 388403 |
| 29 | 214993 |
| 30 | 557093 |
| 31 | 248909 |
| 32 | 637003 |
| 33 | 296843 |
| 34 | 448451 |
| 35 | 186481 |
| 36 | 1145899 |
| 37 | 1283603 |
| 38 | 1845637 |
| 39 | 795349 |
| 40 | 542603 |