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 | 4 |
| 2 | 28 |
| 3 | 110 |
| 4 | 168 |
| 5 | 984 |
| 6 | 1024 |
| 7 | 3123 |
| 8 | 3514 |
| 9 | 5740 |
| 10 | 6783 |
| 11 | 6923 |
| 12 | 8584 |
| 13 | 12664 |
| 14 | 16744 |
| 15 | 18160 |
| 16 | 19670 |
| 17 | 23190 |
| 18 | 23470 |
| 19 | 24030 |
| 20 | 34503 |
| 21 | 34643 |
| 22 | 36304 |
| 23 | 40384 |
| 24 | 45880 |
| 25 | 47390 |
| 26 | 50910 |
| 27 | 51190 |
| 28 | 51750 |
| 29 | 57607 |
| 30 | 61640 |
| 31 | 68104 |
| 32 | 73600 |
| 33 | 78403 |
| 34 | 78630 |
| 35 | 78910 |
| 36 | 79470 |
| 37 | 86674 |
| 38 | 89360 |
| 39 | 95824 |
| 40 | 101320 |