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A029897 as a simple table

n a(n)
0 1
1 0
2 918
3 6624
4 36450
5 120096
6 322436
7 764640
8 1637766
9 2912544
10 5591592
11 9160992
12 14668002
13 22913280
14 35544420
15 48529440
16 74114514
17 100230912
18 136486530
19 184801824
20 252809100
21 308852640
22 426995388
23 528491520
24 664053284
25 836215488
26 1070501400
27 1229873472

[1,0,918,6624,36450,120096,322436,764640,1637766,
 2912544,5591592,9160992,14668002,22913280,
 35544420,48529440,74114514,100230912,136486530,
 184801824,252809100,308852640,426995388,528491520,
 664053284,836215488,1070501400,1229873472]

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Last modified December 6 03:33 EST 2021. Contains 349562 sequences. (Running on oeis4.)