Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 2 |
2 | 28 |
3 | 80 |
4 | 208 |
5 | 1664 |
6 | 28864 |
7 | 137600 |
8 | 1660672 |
9 | 3207680 |
10 | 45816832 |
11 | 245602304 |
12 | 1239224320 |
13 | 1206665216 |
14 | 9653321728 |
15 | 390683230208 |
16 | 2185095872512 |
17 | 554107535360 |
18 | 38286179172352 |
19 | 306289433378816 |
20 | 1231595987009536 |
21 | 9852767896076288 |
22 | 78822143168610304 |
23 | 367333737664348160 |
[0,2,28,80,208,1664,28864,137600,1660672,3207680, 45816832,245602304,1239224320,1206665216, 9653321728,390683230208,2185095872512, 554107535360,38286179172352,306289433378816, 1231595987009536,9852767896076288, 78822143168610304,367333737664348160] |