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A009136 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 12
5 -60
6 330
7 -2100
8 17024
9 -157248
10 1604520
11 -17875440
12 216589032
13 -2838607200
14 40020882720
15 -603994154400
16 9715670780160
17 -165944432465280
18 2999458158459840
19 -57201489673372800
20 1147839380364481920

[1,0,0,0,12,-60,330,-2100,17024,-157248,1604520,
 -17875440,216589032,-2838607200,40020882720,
 -603994154400,9715670780160,-165944432465280,
 2999458158459840,-57201489673372800,
 1147839380364481920]

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Last modified April 30 06:27 EDT 2024. Contains 372127 sequences. (Running on oeis4.)