n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 2312 |
3 | 0 |
4 | 892432 |
5 | 0 |
6 | 138504984 |
7 | 0 |
8 | 11614313504 |
9 | 0 |
10 | 613171117352 |
11 | 0 |
12 | 22402282117680 |
13 | 0 |
14 | 604244840324920 |
15 | 0 |
16 | 12614155679414336 |
17 | 8589934592 |
18 | 211305560531644744 |
19 | 5111011082240 |
20 | 2922614819105183312 |
[1,0,2312,0,892432,0,138504984,0,11614313504,0, 613171117352,0,22402282117680,0,604244840324920,0, 12614155679414336,8589934592,211305560531644744, 5111011082240,2922614819105183312] |