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 | 4 |
| 2 | 12 |
| 3 | 16 |
| 4 | 60 |
| 5 | 36 |
| 6 | 48 |
| 7 | 256 |
| 8 | 360 |
| 9 | 4096 |
| 10 | 180 |
| 11 | 144 |
| 12 | 240 |
| 13 | 576 |
| 14 | 768 |
| 15 | 65536 |
| 16 | 2520 |
| 17 | 1048576 |
| 18 | 12288 |
| 19 | 900 |
| 20 | 1260 |
| 21 | 1296 |
| 22 | 720 |
| 23 | 2304 |
| 24 | 1680 |
| 25 | 9216 |
| 26 | 2880 |
| 27 | 5184 |
| 28 | 3840 |
| 29 | 147456 |
| 30 | 196608 |
| 31 | 36864 |
| 32 | 27720 |
| 33 | 46656 |
| 34 | 3145728 |
| 35 | 4398046511104 |
| 36 | 61440 |
| 37 | 3600 |
| 38 | 6300 |
| 39 | 18014398509481984 |
| 40 | 10080 |
| 41 | 20736 |