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 | 10 |
| 3 | 41 |
| 4 | 115 |
| 5 | 260 |
| 6 | 511 |
| 7 | 910 |
| 8 | 1506 |
| 9 | 2355 |
| 10 | 3520 |
| 11 | 5071 |
| 12 | 7085 |
| 13 | 9646 |
| 14 | 12845 |
| 15 | 16780 |
| 16 | 21556 |
| 17 | 27285 |
| 18 | 34086 |
| 19 | 42085 |
| 20 | 51415 |
| 21 | 62216 |
| 22 | 74635 |
| 23 | 88826 |
| 24 | 104950 |
| 25 | 123175 |
| 26 | 143676 |
| 27 | 166635 |
| 28 | 192241 |
| 29 | 220690 |
| 30 | 252185 |
| 31 | 286936 |
| 32 | 325160 |
| 33 | 367081 |
| 34 | 412930 |