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 | 7 |
| 2 | 42 |
| 3 | 105 |
| 4 | 196 |
| 5 | 315 |
| 6 | 462 |
| 7 | 637 |
| 8 | 840 |
| 9 | 1071 |
| 10 | 1330 |
| 11 | 1617 |
| 12 | 1932 |
| 13 | 2275 |
| 14 | 2646 |
| 15 | 3045 |
| 16 | 3472 |
| 17 | 3927 |
| 18 | 4410 |
| 19 | 4921 |
| 20 | 5460 |
| 21 | 6027 |
| 22 | 6622 |
| 23 | 7245 |
| 24 | 7896 |
| 25 | 8575 |
| 26 | 9282 |
| 27 | 10017 |
| 28 | 10780 |
| 29 | 11571 |
| 30 | 12390 |
| 31 | 13237 |
| 32 | 14112 |
| 33 | 15015 |
| 34 | 15946 |
| 35 | 16905 |
| 36 | 17892 |
| 37 | 18907 |
| 38 | 19950 |
| 39 | 21021 |
| 40 | 22120 |
| 41 | 23247 |
| 42 | 24402 |
| 43 | 25585 |