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 | 17 |
| 3 | 71 |
| 4 | 107 |
| 5 | 881 |
| 6 | 1151 |
| 7 | 2591 |
| 8 | 3527 |
| 9 | 4049 |
| 10 | 15137 |
| 11 | 20807 |
| 12 | 34847 |
| 13 | 46817 |
| 14 | 69191 |
| 15 | 83231 |
| 16 | 103967 |
| 17 | 112337 |
| 18 | 139967 |
| 19 | 149057 |
| 20 | 176417 |
| 21 | 179999 |
| 22 | 206081 |
| 23 | 281249 |
| 24 | 362951 |
| 25 | 388961 |
| 26 | 438047 |
| 27 | 472391 |
| 28 | 478241 |
| 29 | 538721 |
| 30 | 649799 |
| 31 | 734471 |
| 32 | 808991 |
| 33 | 960497 |
| 34 | 1080449 |
| 35 | 1143071 |
| 36 | 1152161 |
| 37 | 1254527 |