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 | 10 |
| 2 | 50 |
| 3 | 170 |
| 4 | 450 |
| 5 | 1002 |
| 6 | 1970 |
| 7 | 3530 |
| 8 | 5890 |
| 9 | 9290 |
| 10 | 14002 |
| 11 | 20330 |
| 12 | 28610 |
| 13 | 39210 |
| 14 | 52530 |
| 15 | 69002 |
| 16 | 89090 |
| 17 | 113290 |
| 18 | 142130 |
| 19 | 176170 |
| 20 | 216002 |
| 21 | 262250 |
| 22 | 315570 |
| 23 | 376650 |
| 24 | 446210 |
| 25 | 525002 |
| 26 | 613810 |
| 27 | 713450 |
| 28 | 824770 |
| 29 | 948650 |
| 30 | 1086002 |
| 31 | 1237770 |
| 32 | 1404930 |