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 | 15 |
| 1 | 240 |
| 2 | 915 |
| 3 | 2040 |
| 4 | 3615 |
| 5 | 5640 |
| 6 | 8115 |
| 7 | 11040 |
| 8 | 14415 |
| 9 | 18240 |
| 10 | 22515 |
| 11 | 27240 |
| 12 | 32415 |
| 13 | 38040 |
| 14 | 44115 |
| 15 | 50640 |
| 16 | 57615 |
| 17 | 65040 |
| 18 | 72915 |
| 19 | 81240 |
| 20 | 90015 |
| 21 | 99240 |
| 22 | 108915 |
| 23 | 119040 |
| 24 | 129615 |
| 25 | 140640 |
| 26 | 152115 |
| 27 | 164040 |
| 28 | 176415 |
| 29 | 189240 |
| 30 | 202515 |
| 31 | 216240 |
| 32 | 230415 |
| 33 | 245040 |
| 34 | 260115 |
| 35 | 275640 |
| 36 | 291615 |