n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 9 |
4 | 216 |
5 | 4985 |
6 | 100560 |
7 | 2957857 |
8 | 136497536 |
9 | 6610096593 |
10 | 345956417280 |
11 | 23296776506201 |
12 | 1836435977198592 |
13 | 154494426214284169 |
14 | 14810872713498208256 |
15 | 1636841993390984400945 |
16 | 196590054470072062279680 |
17 | 25774473091662477588656417 |
18 | 3765032120872059152077357056 |
[1,1,2,9,216,4985,100560,2957857,136497536, 6610096593,345956417280,23296776506201, 1836435977198592,154494426214284169, 14810872713498208256,1636841993390984400945, 196590054470072062279680, 25774473091662477588656417, 3765032120872059152077357056] |