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 | 6 |
| 2 | 19 |
| 3 | 44 |
| 4 | 89 |
| 5 | 162 |
| 6 | 271 |
| 7 | 424 |
| 8 | 633 |
| 9 | 910 |
| 10 | 1275 |
| 11 | 1732 |
| 12 | 2309 |
| 13 | 3018 |
| 14 | 3859 |
| 15 | 4872 |
| 16 | 6057 |
| 17 | 7446 |
| 18 | 9051 |
| 19 | 10888 |
| 20 | 12997 |
| 21 | 15358 |
| 22 | 18011 |
| 23 | 20972 |
| 24 | 24277 |
| 25 | 27950 |
| 26 | 31991 |
| 27 | 36464 |
| 28 | 41325 |
| 29 | 46602 |
| 30 | 52367 |
| 31 | 58612 |
| 32 | 65385 |
| 33 | 72722 |
| 34 | 80651 |
| 35 | 89160 |
| 36 | 98317 |
| 37 | 108070 |
| 38 | 118535 |
| 39 | 129756 |
| 40 | 141713 |
| 41 | 154442 |