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A331690 as a simple table

na(n)
01
11
24
333
4456
59445
6272448
710386817
8503758720
930202999821
102189000524800
11188349613075393
1218954958449853440
132203304642871358741
14292675996808408743936
1544022321302156791898625
167438113993194856900034560
171401876939543892434209075581

[1,1,4,33,456,9445,272448,10386817,503758720,
 30202999821,2189000524800,188349613075393,
 18954958449853440,2203304642871358741,
 292675996808408743936,44022321302156791898625,
 7438113993194856900034560,
 1401876939543892434209075581]