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 | 0 |
| 2 | 348 |
| 3 | 1668 |
| 4 | 3960 |
| 5 | 7224 |
| 6 | 11460 |
| 7 | 16668 |
| 8 | 22848 |
| 9 | 30000 |
| 10 | 38124 |
| 11 | 47220 |
| 12 | 57288 |
| 13 | 68328 |
| 14 | 80340 |
| 15 | 93324 |
| 16 | 107280 |
| 17 | 122208 |
| 18 | 138108 |
| 19 | 154980 |
| 20 | 172824 |
| 21 | 191640 |
| 22 | 211428 |
| 23 | 232188 |
| 24 | 253920 |
| 25 | 276624 |
| 26 | 300300 |
| 27 | 324948 |
| 28 | 350568 |
| 29 | 377160 |
| 30 | 404724 |
| 31 | 433260 |
| 32 | 462768 |
| 33 | 493248 |
| 34 | 524700 |
| 35 | 557124 |
| 36 | 590520 |
| 37 | 624888 |
| 38 | 660228 |
| 39 | 696540 |
| 40 | 733824 |
| 41 | 772080 |
| 42 | 811308 |