n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 8 |
3 | 102 |
4 | 1580 |
5 | 27193 |
6 | 499828 |
7 | 9609372 |
8 | 190869948 |
9 | 3886281300 |
10 | 80681111940 |
11 | 1701418017390 |
12 | 36345240847188 |
13 | 784821812522062 |
14 | 17103169093916120 |
15 | 375670490644949624 |
16 | 8308349385885678684 |
17 | 184856293637482503660 |
18 | 4134886240989315235840 |
19 | 92928784113832360511800 |
20 | 2097399158679611824619120 |
[0,1,8,102,1580,27193,499828,9609372,190869948, 3886281300,80681111940,1701418017390, 36345240847188,784821812522062,17103169093916120, 375670490644949624,8308349385885678684, 184856293637482503660,4134886240989315235840, 92928784113832360511800,2097399158679611824619120] |