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) |
|---|---|
| 0 | 1 |
| 1 | 7 |
| 2 | 31 |
| 3 | 97 |
| 4 | 241 |
| 5 | 511 |
| 6 | 967 |
| 7 | 1681 |
| 8 | 2737 |
| 9 | 4231 |
| 10 | 6271 |
| 11 | 8977 |
| 12 | 12481 |
| 13 | 16927 |
| 14 | 22471 |
| 15 | 29281 |
| 16 | 37537 |
| 17 | 47431 |
| 18 | 59167 |
| 19 | 72961 |
| 20 | 89041 |
| 21 | 107647 |
| 22 | 129031 |
| 23 | 153457 |
| 24 | 181201 |
| 25 | 212551 |
| 26 | 247807 |
| 27 | 287281 |
| 28 | 331297 |
| 29 | 380191 |
| 30 | 434311 |
| 31 | 494017 |
| 32 | 559681 |
| 33 | 631687 |
| 34 | 710431 |
| 35 | 796321 |
| 36 | 889777 |
| 37 | 991231 |
| 38 | 1101127 |
| 39 | 1219921 |
| 40 | 1348081 |