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 | 10 |
| 2 | 44 |
| 3 | 102 |
| 4 | 184 |
| 5 | 290 |
| 6 | 420 |
| 7 | 574 |
| 8 | 752 |
| 9 | 954 |
| 10 | 1180 |
| 11 | 1430 |
| 12 | 1704 |
| 13 | 2002 |
| 14 | 2324 |
| 15 | 2670 |
| 16 | 3040 |
| 17 | 3434 |
| 18 | 3852 |
| 19 | 4294 |
| 20 | 4760 |
| 21 | 5250 |
| 22 | 5764 |
| 23 | 6302 |
| 24 | 6864 |
| 25 | 7450 |
| 26 | 8060 |
| 27 | 8694 |
| 28 | 9352 |
| 29 | 10034 |
| 30 | 10740 |
| 31 | 11470 |
| 32 | 12224 |
| 33 | 13002 |
| 34 | 13804 |
| 35 | 14630 |
| 36 | 15480 |
| 37 | 16354 |
| 38 | 17252 |
| 39 | 18174 |
| 40 | 19120 |
| 41 | 20090 |
| 42 | 21084 |