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 | 19 |
| 2 | 73 |
| 3 | 163 |
| 4 | 289 |
| 5 | 451 |
| 6 | 649 |
| 7 | 883 |
| 8 | 1153 |
| 9 | 1459 |
| 10 | 1801 |
| 11 | 2179 |
| 12 | 2593 |
| 13 | 3043 |
| 14 | 3529 |
| 15 | 4051 |
| 16 | 4609 |
| 17 | 5203 |
| 18 | 5833 |
| 19 | 6499 |
| 20 | 7201 |
| 21 | 7939 |
| 22 | 8713 |
| 23 | 9523 |
| 24 | 10369 |
| 25 | 11251 |
| 26 | 12169 |
| 27 | 13123 |
| 28 | 14113 |
| 29 | 15139 |
| 30 | 16201 |
| 31 | 17299 |
| 32 | 18433 |
| 33 | 19603 |
| 34 | 20809 |
| 35 | 22051 |
| 36 | 23329 |
| 37 | 24643 |
| 38 | 25993 |
| 39 | 27379 |
| 40 | 28801 |
| 41 | 30259 |
| 42 | 31753 |