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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 5 |
| 5 | 14 |
| 6 | 27 |
| 7 | 52 |
| 8 | 85 |
| 9 | 126 |
| 10 | 197 |
| 11 | 284 |
| 12 | 387 |
| 13 | 534 |
| 14 | 705 |
| 15 | 900 |
| 16 | 1187 |
| 17 | 1514 |
| 18 | 1881 |
| 19 | 2328 |
| 20 | 2823 |
| 21 | 3366 |
| 22 | 4095 |
| 23 | 4896 |
| 24 | 5769 |
| 25 | 6818 |
| 26 | 7955 |
| 27 | 9180 |
| 28 | 10667 |
| 29 | 12266 |
| 30 | 13977 |
| 31 | 15928 |
| 32 | 18007 |
| 33 | 20214 |
| 34 | 22899 |
| 35 | 25752 |
| 36 | 28773 |
| 37 | 32114 |
| 38 | 35639 |
| 39 | 39348 |
| 40 | 43733 |
| 41 | 48350 |
| 42 | 53199 |
| 43 | 58544 |