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 | 10 |
| 1 | 45 |
| 2 | 126 |
| 3 | 280 |
| 4 | 540 |
| 5 | 945 |
| 6 | 1540 |
| 7 | 2376 |
| 8 | 3510 |
| 9 | 5005 |
| 10 | 6930 |
| 11 | 9360 |
| 12 | 12376 |
| 13 | 16065 |
| 14 | 20520 |
| 15 | 25840 |
| 16 | 32130 |
| 17 | 39501 |
| 18 | 48070 |
| 19 | 57960 |
| 20 | 69300 |
| 21 | 82225 |
| 22 | 96876 |
| 23 | 113400 |
| 24 | 131950 |
| 25 | 152685 |
| 26 | 175770 |
| 27 | 201376 |
| 28 | 229680 |
| 29 | 260865 |
| 30 | 295120 |
| 31 | 332640 |
| 32 | 373626 |
| 33 | 418285 |
| 34 | 466830 |
| 35 | 519480 |
| 36 | 576460 |