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 | 156 |
| 2 | 3906 |
| 3 | 97656 |
| 4 | 2441406 |
| 5 | 61035156 |
| 6 | 1525878906 |
| 7 | 38146972656 |
| 8 | 953674316406 |
| 9 | 23841857910156 |
| 10 | 596046447753906 |
| 11 | 14901161193847656 |
| 12 | 372529029846191406 |
| 13 | 9313225746154785156 |
| 14 | 232830643653869628906 |
| 15 | 5820766091346740722656 |
| 16 | 145519152283668518066406 |