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 | 0 |
| 1 | 1 |
| 2 | 7 |
| 3 | 19 |
| 4 | 43 |
| 5 | 67 |
| 6 | 97 |
| 7 | 139 |
| 8 | 181 |
| 9 | 229 |
| 10 | 289 |
| 11 | 349 |
| 12 | 415 |
| 13 | 493 |
| 14 | 571 |
| 15 | 655 |
| 16 | 751 |
| 17 | 847 |
| 18 | 949 |
| 19 | 1063 |
| 20 | 1177 |
| 21 | 1297 |
| 22 | 1429 |
| 23 | 1561 |
| 24 | 1699 |
| 25 | 1849 |
| 26 | 1999 |
| 27 | 2155 |
| 28 | 2323 |
| 29 | 2491 |
| 30 | 2665 |
| 31 | 2851 |
| 32 | 3037 |
| 33 | 3229 |
| 34 | 3433 |
| 35 | 3637 |
| 36 | 3847 |
| 37 | 4069 |
| 38 | 4291 |
| 39 | 4519 |
| 40 | 4759 |
| 41 | 4999 |
| 42 | 5245 |
| 43 | 5503 |
| 44 | 5761 |
| 45 | 6025 |
| 46 | 6301 |
| 47 | 6577 |