n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 7 |
4 | 38 |
5 | 292 |
6 | 2975 |
7 | 38350 |
8 | 604433 |
9 | 11351659 |
10 | 249042701 |
11 | 6283114723 |
12 | 179995680530 |
13 | 5794486077958 |
14 | 207806806310354 |
15 | 8241414107222095 |
16 | 359171801820266717 |
17 | 17107537203463252273 |
18 | 886296777786378900077 |
19 | 49732564234138336160086 |
20 | 3011177123882906437153214 |
21 | 196063383282648338166793297 |
[1,1,2,7,38,292,2975,38350,604433,11351659, 249042701,6283114723,179995680530,5794486077958, 207806806310354,8241414107222095, 359171801820266717,17107537203463252273, 886296777786378900077,49732564234138336160086, 3011177123882906437153214, 196063383282648338166793297] |