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 | 0 |
| 1 | 2 |
| 2 | 6 |
| 3 | 15 |
| 4 | 24 |
| 5 | 40 |
| 6 | 60 |
| 7 | 77 |
| 8 | 104 |
| 9 | 135 |
| 10 | 160 |
| 11 | 198 |
| 12 | 228 |
| 13 | 273 |
| 14 | 322 |
| 15 | 360 |
| 16 | 416 |
| 17 | 476 |
| 18 | 522 |
| 19 | 589 |
| 20 | 640 |
| 21 | 714 |
| 22 | 792 |
| 23 | 851 |
| 24 | 936 |
| 25 | 1000 |
| 26 | 1092 |
| 27 | 1188 |
| 28 | 1260 |
| 29 | 1363 |
| 30 | 1470 |
| 31 | 1550 |
| 32 | 1664 |
| 33 | 1749 |
| 34 | 1870 |
| 35 | 1995 |
| 36 | 2088 |
| 37 | 2220 |
| 38 | 2318 |
| 39 | 2457 |
| 40 | 2600 |
| 41 | 2706 |
| 42 | 2856 |
| 43 | 3010 |
| 44 | 3124 |
| 45 | 3285 |
| 46 | 3404 |
| 47 | 3572 |
| 48 | 3744 |