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 | 11 |
| 2 | 19 |
| 3 | 37 |
| 4 | 71 |
| 5 | 127 |
| 6 | 211 |
| 7 | 487 |
| 8 | 691 |
| 9 | 947 |
| 10 | 2087 |
| 11 | 3217 |
| 12 | 3911 |
| 13 | 6581 |
| 14 | 7687 |
| 15 | 10259 |
| 16 | 15107 |
| 17 | 17011 |
| 18 | 19069 |
| 19 | 23671 |
| 20 | 26227 |
| 21 | 28961 |
| 22 | 67411 |
| 23 | 83431 |
| 24 | 130261 |
| 25 | 182179 |
| 26 | 270667 |
| 27 | 283411 |
| 28 | 310087 |
| 29 | 324031 |
| 30 | 353161 |
| 31 | 368359 |
| 32 | 383987 |
| 33 | 400051 |
| 34 | 505927 |
| 35 | 544979 |
| 36 | 565237 |
| 37 | 629011 |
| 38 | 651289 |
| 39 | 721267 |