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 | 5 |
| 2 | 17 |
| 3 | 37 |
| 4 | 101 |
| 5 | 197 |
| 6 | 257 |
| 7 | 401 |
| 8 | 577 |
| 9 | 677 |
| 10 | 1297 |
| 11 | 1601 |
| 12 | 2917 |
| 13 | 3137 |
| 14 | 4357 |
| 15 | 5477 |
| 16 | 7057 |
| 17 | 8101 |
| 18 | 8837 |
| 19 | 12101 |
| 20 | 13457 |
| 21 | 14401 |
| 22 | 15377 |
| 23 | 15877 |
| 24 | 16901 |
| 25 | 17957 |
| 26 | 21317 |
| 27 | 22501 |
| 28 | 24337 |
| 29 | 25601 |
| 30 | 28901 |
| 31 | 30977 |
| 32 | 32401 |
| 33 | 33857 |
| 34 | 41617 |
| 35 | 42437 |
| 36 | 44101 |
| 37 | 50177 |
| 38 | 52901 |
| 39 | 55697 |