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 | 3 |
| 2 | 10 |
| 3 | 23 |
| 4 | 42 |
| 5 | 73 |
| 6 | 110 |
| 7 | 153 |
| 8 | 214 |
| 9 | 281 |
| 10 | 354 |
| 11 | 433 |
| 12 | 530 |
| 13 | 633 |
| 14 | 742 |
| 15 | 869 |
| 16 | 1008 |
| 17 | 1159 |
| 18 | 1316 |
| 19 | 1479 |
| 20 | 1660 |
| 21 | 1853 |
| 22 | 2052 |
| 23 | 2263 |
| 24 | 2486 |
| 25 | 2715 |
| 26 | 2956 |
| 27 | 3227 |
| 28 | 3504 |
| 29 | 3787 |
| 30 | 4094 |
| 31 | 4407 |
| 32 | 4738 |
| 33 | 5075 |
| 34 | 5424 |
| 35 | 5791 |
| 36 | 6164 |
| 37 | 6543 |
| 38 | 6940 |
| 39 | 7349 |
| 40 | 7770 |
| 41 | 8203 |
| 42 | 8642 |
| 43 | 9099 |
| 44 | 9562 |
| 45 | 10049 |