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 | 2287674594 |
| 2 | 983574906769 |
| 3 | 16155706018465 |
| 4 | 24267609913869 |
| 5 | 72461523834219 |
| 6 | 367110963344658 |
| 7 | 473161567692022 |
| 8 | 8504240238563547 |
| 9 | 9271267603660839 |
| 10 | 13796686490781630 |
| 11 | 28200194168137420 |
| 12 | 68964192934317607 |
| 13 | 121927568913483970 |
| 14 | 125247439852891719 |
| 15 | 280877330289234924 |
| 16 | 288885660249168850 |