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) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 11 |
| 3 | 24 |
| 4 | 46 |
| 5 | 80 |
| 6 | 130 |
| 7 | 200 |
| 8 | 295 |
| 9 | 420 |
| 10 | 581 |
| 11 | 784 |
| 12 | 1036 |
| 13 | 1344 |
| 14 | 1716 |
| 15 | 2160 |
| 16 | 2685 |
| 17 | 3300 |
| 18 | 4015 |
| 19 | 4840 |
| 20 | 5786 |
| 21 | 6864 |
| 22 | 8086 |
| 23 | 9464 |
| 24 | 11011 |
| 25 | 12740 |
| 26 | 14665 |
| 27 | 16800 |
| 28 | 19160 |
| 29 | 21760 |
| 30 | 24616 |
| 31 | 27744 |
| 32 | 31161 |
| 33 | 34884 |
| 34 | 38931 |
| 35 | 43320 |
| 36 | 48070 |
| 37 | 53200 |
| 38 | 58730 |
| 39 | 64680 |
| 40 | 71071 |
| 41 | 77924 |
| 42 | 85261 |