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 | 15 |
| 2 | 91 |
| 3 | 341 |
| 4 | 469 |
| 5 | 871 |
| 6 | 2257 |
| 7 | 4371 |
| 8 | 4411 |
| 9 | 5149 |
| 10 | 6097 |
| 11 | 8401 |
| 12 | 11581 |
| 13 | 12431 |
| 14 | 15577 |
| 15 | 16471 |
| 16 | 19093 |
| 17 | 25681 |
| 18 | 28009 |
| 19 | 29539 |
| 20 | 31417 |
| 21 | 33001 |
| 22 | 48133 |
| 23 | 49141 |
| 24 | 54913 |
| 25 | 79003 |
| 26 | 111361 |
| 27 | 131773 |
| 28 | 136741 |
| 29 | 157651 |
| 30 | 164737 |
| 31 | 170431 |
| 32 | 180571 |
| 33 | 188191 |
| 34 | 191351 |
| 35 | 217801 |
| 36 | 218791 |