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 | 1 |
| 2 | 2 |
| 3 | 4 |
| 4 | 8 |
| 5 | 10 |
| 6 | 16 |
| 7 | 20 |
| 8 | 24 |
| 9 | 29 |
| 10 | 33 |
| 11 | 36 |
| 12 | 46 |
| 13 | 76 |
| 14 | 99 |
| 15 | 108 |
| 16 | 132 |
| 17 | 179 |
| 18 | 213 |
| 19 | 217 |
| 20 | 251 |
| 21 | 286 |
| 22 | 397 |
| 23 | 431 |
| 24 | 439 |
| 25 | 445 |
| 26 | 471 |
| 27 | 535 |
| 28 | 658 |
| 29 | 677 |
| 30 | 702 |
| 31 | 780 |
| 32 | 889 |
| 33 | 1227 |
| 34 | 1296 |
| 35 | 1388 |
| 36 | 1395 |
| 37 | 1430 |
| 38 | 1438 |
| 39 | 1624 |
| 40 | 1817 |
| 41 | 2082 |
| 42 | 2396 |
| 43 | 2423 |
| 44 | 2978 |
| 45 | 3133 |
| 46 | 3138 |
| 47 | 3432 |
| 48 | 3511 |
| 49 | 3699 |
| 50 | 3838 |
| 51 | 4024 |
| 52 | 4104 |
| 53 | 4589 |
| 54 | 4930 |