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A356547 as a simple table

n a(n)
0 1
1 1
2 0
3 6
4 -4
5 0
6 120
7 -192
8 72
9 0
10 5040
11 -15840
12 13920
13 -3456
14 0
15 362880
16 -2096640
17 3306240
18 -1918080
19 345600
20 0
21 39916800
22 -413683200
23 1053803520
24 -1064448000
25 448519680
26 -62208000
27 0
28 6227020800
29 -114960384000
30 447866496000
31 -699342336000
32 506348236800
33 -164428185600
34 18289152000
35 0

[1,1,0,6,-4,0,120,-192,72,0,5040,-15840,13920,
 -3456,0,362880,-2096640,3306240,-1918080,345600,0,
 39916800,-413683200,1053803520,-1064448000,
 448519680,-62208000,0,6227020800,-114960384000,
 447866496000,-699342336000,506348236800,
 -164428185600,18289152000,0]

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Last modified August 15 04:20 EDT 2024. Contains 375172 sequences. (Running on oeis4.)