n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 4 |
4 | 25 |
5 | 176 |
6 | 1353 |
7 | 11012 |
8 | 93329 |
9 | 815104 |
10 | 7285489 |
11 | 66324644 |
12 | 612863337 |
13 | 5733381616 |
14 | 54195878137 |
15 | 516852285668 |
16 | 4966883732129 |
17 | 48049936644736 |
18 | 467566946973537 |
19 | 4573486005681092 |
20 | 44942852084894777 |
21 | 443484037981300144 |
22 | 4392621673072766505 |
[1,0,1,4,25,176,1353,11012,93329,815104,7285489, 66324644,612863337,5733381616,54195878137, 516852285668,4966883732129,48049936644736, 467566946973537,4573486005681092, 44942852084894777,443484037981300144, 4392621673072766505] |