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 | 262144 |
| 2 | 393216 |
| 3 | 589824 |
| 4 | 655360 |
| 5 | 884736 |
| 6 | 917504 |
| 7 | 983040 |
| 8 | 1327104 |
| 9 | 1376256 |
| 10 | 1441792 |
| 11 | 1474560 |
| 12 | 1638400 |
| 13 | 1703936 |
| 14 | 1990656 |
| 15 | 2064384 |
| 16 | 2162688 |
| 17 | 2211840 |
| 18 | 2228224 |
| 19 | 2293760 |
| 20 | 2457600 |
| 21 | 2490368 |
| 22 | 2555904 |
| 23 | 2985984 |
| 24 | 3014656 |
| 25 | 3096576 |
| 26 | 3211264 |
| 27 | 3244032 |
| 28 | 3317760 |
| 29 | 3342336 |
| 30 | 3440640 |