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A086881 as a simple table

na(n)
11
234
31788
4146256
517485920
62894002560
7635331029760
8178910029670400
962920533840998400
1027042268338763776000
1113950701922125574144000
128509745665997194493952000
136059691013778107566981120000

[1,34,1788,146256,17485920,2894002560,
 635331029760,178910029670400,62920533840998400,
 27042268338763776000,13950701922125574144000,
 8509745665997194493952000,
 6059691013778107566981120000]