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) |
|---|---|
| 0 | 1 |
| 1 | 12 |
| 2 | 124 |
| 3 | 1248 |
| 4 | 124816 |
| 5 | 12481632 |
| 6 | 1248163264 |
| 7 | 1248163264128 |
| 8 | 1248163264128256 |
| 9 | 1248163264128256512 |
| 10 | 12481632641282565121024 |
| 11 | 124816326412825651210242048 |
| 12 | 1248163264128256512102420484096 |
| 13 | 12481632641282565121024204840968192 |
| 14 | 1248163264128256512102420484096819216384 |