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 | 4 |
| 2 | 44 |
| 3 | 174 |
| 4 | 472 |
| 5 | 1040 |
| 6 | 2004 |
| 7 | 3514 |
| 8 | 5744 |
| 9 | 8892 |
| 10 | 13180 |
| 11 | 18854 |
| 12 | 26184 |
| 13 | 35464 |
| 14 | 47012 |
| 15 | 61170 |
| 16 | 78304 |
| 17 | 98804 |
| 18 | 123084 |
| 19 | 151582 |
| 20 | 184760 |
| 21 | 223104 |
| 22 | 267124 |
| 23 | 317354 |
| 24 | 374352 |
| 25 | 438700 |
| 26 | 511004 |
| 27 | 591894 |
| 28 | 682024 |
| 29 | 782072 |
| 30 | 892740 |
| 31 | 1014754 |
| 32 | 1148864 |
| 33 | 1295844 |