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 | 7 |
| 3 | 33 |
| 4 | 185 |
| 5 | 553 |
| 6 | 1233 |
| 7 | 2321 |
| 8 | 3913 |
| 9 | 6105 |
| 10 | 8993 |
| 11 | 12673 |
| 12 | 17241 |
| 13 | 22793 |
| 14 | 29425 |
| 15 | 37233 |
| 16 | 46313 |
| 17 | 56761 |
| 18 | 68673 |
| 19 | 82145 |
| 20 | 97273 |
| 21 | 114153 |
| 22 | 132881 |
| 23 | 153553 |
| 24 | 176265 |
| 25 | 201113 |
| 26 | 228193 |
| 27 | 257601 |
| 28 | 289433 |
| 29 | 323785 |
| 30 | 360753 |
| 31 | 400433 |
| 32 | 442921 |
| 33 | 488313 |
| 34 | 536705 |