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A174827 as a simple table

na(n)
01
12
2192
34976640
4115579079884800
56039552457237856256000000
61499708022491968274577374576640000000000
73321055547746756031053448740122923472047308800000000000000

[1,2,192,4976640,115579079884800,
 6039552457237856256000000,
 1499708022491968274577374576640000000000,
 33210555477467560310534487401229234720473088000000\
 00000000]