n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 36 |
4 | 409 |
5 | 6280 |
6 | 121501 |
7 | 2839424 |
8 | 77834737 |
9 | 2449360512 |
10 | 87040440181 |
11 | 3447798906112 |
12 | 150645874207753 |
13 | 7197909122453504 |
14 | 373365727806824845 |
15 | 20895734364795187200 |
16 | 1255062315134651501281 |
17 | 80528111291313595580416 |
18 | 5497183726333878664852453 |
[1,1,5,36,409,6280,121501,2839424,77834737, 2449360512,87040440181,3447798906112, 150645874207753,7197909122453504, 373365727806824845,20895734364795187200, 1255062315134651501281,80528111291313595580416, 5497183726333878664852453] |