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A203772 as a simple table

n a(n)
1 0
2 0
3 1
4 3
5 11
6 74
7 1232
8 108084
9 141466347
10 15464951390151
11 2189441739723579832963
12 33859919808724254529558716855414396
13 74134322256556148244446056491575979484293791968668948464

[0,0,1,3,11,74,1232,108084,141466347,
 15464951390151,2189441739723579832963,
 33859919808724254529558716855414396,
 74134322256556148244446056491575979484293791968668\
 948464]

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Last modified September 23 14:40 EDT 2021. Contains 347618 sequences. (Running on oeis4.)