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 | 33 |
| 2 | 135 |
| 3 | 305 |
| 4 | 543 |
| 5 | 849 |
| 6 | 1223 |
| 7 | 1665 |
| 8 | 2175 |
| 9 | 2753 |
| 10 | 3399 |
| 11 | 4113 |
| 12 | 4895 |
| 13 | 5745 |
| 14 | 6663 |
| 15 | 7649 |
| 16 | 8703 |
| 17 | 9825 |
| 18 | 11015 |
| 19 | 12273 |
| 20 | 13599 |
| 21 | 14993 |
| 22 | 16455 |
| 23 | 17985 |
| 24 | 19583 |
| 25 | 21249 |
| 26 | 22983 |
| 27 | 24785 |
| 28 | 26655 |
| 29 | 28593 |
| 30 | 30599 |
| 31 | 32673 |
| 32 | 34815 |
| 33 | 37025 |
| 34 | 39303 |
| 35 | 41649 |
| 36 | 44063 |
| 37 | 46545 |
| 38 | 49095 |
| 39 | 51713 |
| 40 | 54399 |
| 41 | 57153 |