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 | 12 |
| 3 | 24 |
| 4 | 36 |
| 5 | 52 |
| 6 | 80 |
| 7 | 112 |
| 8 | 132 |
| 9 | 148 |
| 10 | 176 |
| 11 | 212 |
| 12 | 252 |
| 13 | 312 |
| 14 | 400 |
| 15 | 480 |
| 16 | 516 |
| 17 | 532 |
| 18 | 560 |
| 19 | 596 |
| 20 | 636 |
| 21 | 696 |
| 22 | 784 |
| 23 | 868 |
| 24 | 924 |
| 25 | 984 |
| 26 | 1076 |
| 27 | 1188 |
| 28 | 1328 |
| 29 | 1536 |
| 30 | 1792 |
| 31 | 1984 |
| 32 | 2052 |
| 33 | 2068 |
| 34 | 2096 |
| 35 | 2132 |
| 36 | 2172 |
| 37 | 2232 |
| 38 | 2320 |
| 39 | 2404 |
| 40 | 2460 |
| 41 | 2520 |
| 42 | 2612 |
| 43 | 2724 |
| 44 | 2864 |
| 45 | 3072 |
| 46 | 3328 |
| 47 | 3524 |
| 48 | 3612 |