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A034640 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 294356160
7 21868600320
8 1079676716580
9 32718315893760
10 695158793614656
11 11026038938342400
12 137497720603279680
13 1400862276406010880
14 12015767981918796480
15 88855610036013821952
16 577454719930538800140

[1,0,0,0,0,0,294356160,21868600320,1079676716580,
 32718315893760,695158793614656,11026038938342400,
 137497720603279680,1400862276406010880,
 12015767981918796480,88855610036013821952,
 577454719930538800140]

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Last modified July 1 07:04 EDT 2022. Contains 354952 sequences. (Running on oeis4.)