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 | 2 |
| 2 | 8 |
| 3 | 14 |
| 4 | 20 |
| 5 | 38 |
| 6 | 44 |
| 7 | 62 |
| 8 | 80 |
| 9 | 98 |
| 10 | 128 |
| 11 | 146 |
| 12 | 176 |
| 13 | 218 |
| 14 | 224 |
| 15 | 242 |
| 16 | 260 |
| 17 | 290 |
| 18 | 344 |
| 19 | 374 |
| 20 | 452 |
| 21 | 494 |
| 22 | 548 |
| 23 | 626 |
| 24 | 668 |
| 25 | 734 |
| 26 | 812 |
| 27 | 830 |
| 28 | 872 |
| 29 | 914 |
| 30 | 968 |
| 31 | 1058 |
| 32 | 1124 |
| 33 | 1250 |
| 34 | 1340 |
| 35 | 1430 |
| 36 | 1532 |
| 37 | 1598 |
| 38 | 1676 |
| 39 | 1766 |
| 40 | 1856 |
| 41 | 1946 |
| 42 | 2000 |
| 43 | 2066 |
| 44 | 2180 |
| 45 | 2258 |
| 46 | 2384 |
| 47 | 2510 |
| 48 | 2612 |
| 49 | 2714 |
| 50 | 2852 |
| 51 | 2954 |
| 52 | 3116 |
| 53 | 3218 |
| 54 | 3332 |
| 55 | 3494 |
| 56 | 3620 |
| 57 | 3782 |
| 58 | 3896 |
| 59 | 3998 |
| 60 | 4100 |