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A158007 as a simple table

na(n)
10
21
31
45
517
6104
7816
810933
9259298
1011685545
111005551939
12163973291348
1350323109433351
1428999867293155772
1531395440775755417399
1663967594175789887438112
17245868065133951888388878298

[0,1,1,5,17,104,816,10933,259298,11685545,
 1005551939,163973291348,50323109433351,
 28999867293155772,31395440775755417399,
 63967594175789887438112,
 245868065133951888388878298]