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 | 17 |
| 2 | 19 |
| 3 | 43 |
| 4 | 97 |
| 5 | 2203 |
| 6 | 6577 |
| 7 | 19699 |
| 8 | 531457 |
| 9 | 1594339 |
| 10 | 14348923 |
| 11 | 7625597485003 |
| 12 | 617673396283963 |
| 13 | 239299329230617529590099 |
| 14 | 1570042899082081611640534579 |
| 15 | 42391158275216203514294433217 |
| 16 | 608266787713357709119683992618861323 |