A034639 - OEIS

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A034639 as a simple table

n	a(n)
0	1
1	0
2	0
3	0
4	0
5	2045196
6	341649000
7	25561583100
8	1074799357200
9	29080855543800
10	555671096821800
11	8013314790198000
12	91599268799905200
13	861452113449619800
14	6861231548786705400
15	47355717188509476876

[1,0,0,0,0,2045196,341649000,25561583100, 1074799357200,29080855543800,555671096821800, 8013314790198000,91599268799905200, 861452113449619800,6861231548786705400, 47355717188509476876]

[1,0,0,0,0,2045196,341649000,25561583100,
 1074799357200,29080855543800,555671096821800,
 8013314790198000,91599268799905200,
 861452113449619800,6861231548786705400,
 47355717188509476876]