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 | 2 |
| 2 | 19 |
| 3 | 19 |
| 4 | 79 |
| 5 | 103 |
| 6 | 113 |
| 7 | 257 |
| 8 | 523 |
| 9 | 509 |
| 10 | 1151 |
| 11 | 1279 |
| 12 | 1193 |
| 13 | 1579 |
| 14 | 2273 |
| 15 | 3061 |
| 16 | 2389 |
| 17 | 2693 |
| 18 | 2843 |
| 19 | 5003 |
| 20 | 4831 |
| 21 | 5119 |
| 22 | 7411 |
| 23 | 5693 |
| 24 | 5623 |
| 25 | 8623 |
| 26 | 6323 |
| 27 | 10139 |
| 28 | 8933 |
| 29 | 18401 |
| 30 | 14957 |
| 31 | 20411 |
| 32 | 20479 |
| 33 | 21191 |
| 34 | 20123 |
| 35 | 29683 |
| 36 | 28211 |
| 37 | 36833 |
| 38 | 55021 |
| 39 | 57203 |
| 40 | 68743 |
| 41 | 48761 |
| 42 | 66533 |
| 43 | 62423 |