n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 0 |
6 | 1 |
7 | 9 |
8 | 134 |
9 | 1714 |
10 | 18436 |
11 | 167703 |
12 | 1327240 |
13 | 9372119 |
14 | 60324933 |
15 | 359730035 |
16 | 2012733260 |
17 | 10670975762 |
18 | 54028108819 |
19 | 262872075003 |
20 | 1235323112178 |
21 | 5630370812614 |
[0,0,0,0,0,1,9,134,1714,18436,167703,1327240, 9372119,60324933,359730035,2012733260,10670975762, 54028108819,262872075003,1235323112178, 5630370812614] |