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 | 1184966816 |
| 2 | 1700336000 |
| 3 | 1717860100 |
| 4 | 1972000800 |
| 5 | 2229475325 |
| 6 | 2396275200 |
| 7 | 2548597632 |
| 8 | 2625460992 |
| 9 | 2886251808 |
| 10 | 3217068800 |
| 11 | 3697267200 |
| 12 | 3729261536 |
| 13 | 3765398725 |
| 14 | 4046532448 |
| 15 | 4165116967 |
| 16 | 4246566632 |
| 17 | 4286704224 |
| 18 | 4489548050 |
| 19 | 4539955200 |
| 20 | 4623694108 |
| 21 | 4710031469 |