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A015011 as a simple table

n a(n)
1 1
2 12
3 1596
4 2336544
5 37630041120
6 6666387564654720
7 12990902775831251994240
8 278471536921607824648305285120
9 65662131721505488121539650946349537280
10 170310659060181679663863033233125976844488908800
11 4859161865915056755501262525796512204608930674134393036800

[1,12,1596,2336544,37630041120,6666387564654720,
 12990902775831251994240,
 278471536921607824648305285120,
 65662131721505488121539650946349537280,
 170310659060181679663863033233125976844488908800,
 48591618659150567555012625257965122046089306741343\
 93036800]

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Last modified October 1 08:39 EDT 2020. Contains 337442 sequences. (Running on oeis4.)