A145687 - OEIS

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A145687 as a simple table

n	a(n)
0	1
1	0
2	0
3	0
4	0
5	0
6	776216
7	18130188
8	5550332508
9	1251282702264
10	166071600559137
11	13047136918828740
12	629048543890724224
13	19087130695796613120
14	372099690249351069696
15	4739291519495550533632

[1,0,0,0,0,0,776216,18130188,5550332508, 1251282702264,166071600559137,13047136918828740, 629048543890724224,19087130695796613120, 372099690249351069696,4739291519495550533632]