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A370758 as a simple table

na(n)
01
11
25
348
4747
517040
6531810
721634515
81107593235
969482175840
105229801016650
11464302838867175
1247939015445032250
135688437019459319125
14767922887039461928775
15116915022542869964287875
1619922514312608630279431875
173774243527942494591068084000
18790220453914362566924533955250

[1,1,5,48,747,17040,531810,21634515,1107593235,
 69482175840,5229801016650,464302838867175,
 47939015445032250,5688437019459319125,
 767922887039461928775,116915022542869964287875,
 19922514312608630279431875,
 3774243527942494591068084000,
 790220453914362566924533955250]