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 | 5 |
| 2 | 23 |
| 3 | 41 |
| 4 | 113 |
| 5 | 131 |
| 6 | 311 |
| 7 | 401 |
| 8 | 1013 |
| 9 | 1031 |
| 10 | 1103 |
| 11 | 1301 |
| 12 | 2003 |
| 13 | 2111 |
| 14 | 3011 |
| 15 | 4001 |
| 16 | 10103 |
| 17 | 10211 |
| 18 | 10301 |
| 19 | 11003 |
| 20 | 12011 |
| 21 | 12101 |
| 22 | 13001 |
| 23 | 20021 |
| 24 | 20201 |
| 25 | 21011 |
| 26 | 21101 |
| 27 | 30011 |
| 28 | 100103 |
| 29 | 101021 |
| 30 | 101111 |
| 31 | 102101 |
| 32 | 103001 |
| 33 | 120011 |
| 34 | 121001 |
| 35 | 200003 |
| 36 | 200201 |
| 37 | 201011 |
| 38 | 201101 |
| 39 | 202001 |