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 | 3 |
| 1 | 5 |
| 2 | 11 |
| 3 | 21 |
| 4 | 35 |
| 5 | 53 |
| 6 | 75 |
| 7 | 101 |
| 8 | 131 |
| 9 | 165 |
| 10 | 203 |
| 11 | 245 |
| 12 | 291 |
| 13 | 341 |
| 14 | 395 |
| 15 | 453 |
| 16 | 515 |
| 17 | 581 |
| 18 | 651 |
| 19 | 725 |
| 20 | 803 |
| 21 | 885 |
| 22 | 971 |
| 23 | 1061 |
| 24 | 1155 |
| 25 | 1253 |
| 26 | 1355 |
| 27 | 1461 |
| 28 | 1571 |
| 29 | 1685 |
| 30 | 1803 |
| 31 | 1925 |
| 32 | 2051 |
| 33 | 2181 |
| 34 | 2315 |
| 35 | 2453 |
| 36 | 2595 |
| 37 | 2741 |
| 38 | 2891 |
| 39 | 3045 |
| 40 | 3203 |
| 41 | 3365 |
| 42 | 3531 |
| 43 | 3701 |
| 44 | 3875 |
| 45 | 4053 |
| 46 | 4235 |
| 47 | 4421 |
| 48 | 4611 |