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 | 6 |
| 2 | 15 |
| 3 | 35 |
| 4 | 119 |
| 5 | 407 |
| 6 | 559 |
| 7 | 1037 |
| 8 | 1387 |
| 9 | 2231 |
| 10 | 3683 |
| 11 | 4247 |
| 12 | 6179 |
| 13 | 7913 |
| 14 | 8557 |
| 15 | 10951 |
| 16 | 14257 |
| 17 | 18113 |
| 18 | 19093 |
| 19 | 24053 |
| 20 | 27193 |
| 21 | 28981 |
| 22 | 34681 |
| 23 | 38263 |
| 24 | 44411 |
| 25 | 54611 |
| 26 | 59893 |
| 27 | 61903 |
| 28 | 66233 |
| 29 | 69869 |
| 30 | 74467 |
| 31 | 96139 |
| 32 | 104407 |
| 33 | 113573 |
| 34 | 119123 |
| 35 | 138421 |
| 36 | 142091 |