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A281887 as a simple table

n a(n)
1 0
2 0
3 241209
4 13907664
5 663476572
6 29340232714
7 1239784258612
8 50762954675186
9 2032908127837419
10 80080573259154704
11 3113883115269131234
12 119819798899454537026
13 4571113264552325706845
14 173137719486843965997050 

[0,0,241209,13907664,663476572,29340232714,
 1239784258612,50762954675186,2032908127837419,
 80080573259154704,3113883115269131234,
 119819798899454537026,4571113264552325706845,
 173137719486843965997050]

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Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)