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 | 2 |
| 2 | 14 |
| 3 | 52 |
| 4 | 140 |
| 5 | 310 |
| 6 | 602 |
| 7 | 1064 |
| 8 | 1752 |
| 9 | 2730 |
| 10 | 4070 |
| 11 | 5852 |
| 12 | 8164 |
| 13 | 11102 |
| 14 | 14770 |
| 15 | 19280 |
| 16 | 24752 |
| 17 | 31314 |
| 18 | 39102 |
| 19 | 48260 |
| 20 | 58940 |
| 21 | 71302 |
| 22 | 85514 |
| 23 | 101752 |
| 24 | 120200 |
| 25 | 141050 |
| 26 | 164502 |
| 27 | 190764 |
| 28 | 220052 |
| 29 | 252590 |
| 30 | 288610 |
| 31 | 328352 |
| 32 | 372064 |
| 33 | 420002 |
| 34 | 472430 |
| 35 | 529620 |
| 36 | 591852 |
| 37 | 659414 |
| 38 | 732602 |
| 39 | 811720 |
| 40 | 897080 |
| 41 | 989002 |