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 | 1 |
| 2 | 5 |
| 3 | 17 |
| 4 | 41 |
| 5 | 197 |
| 6 | 281 |
| 7 | 457 |
| 8 | 617 |
| 9 | 709 |
| 10 | 809 |
| 11 | 1277 |
| 12 | 1409 |
| 13 | 2027 |
| 14 | 3169 |
| 15 | 3709 |
| 16 | 7699 |
| 17 | 8893 |
| 18 | 9523 |
| 19 | 20059 |
| 20 | 22039 |
| 21 | 24133 |
| 22 | 25237 |
| 23 | 28697 |
| 24 | 32353 |
| 25 | 37561 |
| 26 | 38921 |
| 27 | 43201 |
| 28 | 44683 |
| 29 | 55837 |
| 30 | 61027 |
| 31 | 66463 |
| 32 | 70241 |
| 33 | 86453 |
| 34 | 102001 |
| 35 | 109147 |
| 36 | 116533 |
| 37 | 119069 |
| 38 | 121631 |
| 39 | 129419 |
| 40 | 132059 |
| 41 | 263171 |