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A321961 as a simple table

na(n)
01
11
22
36
429
5205
61900
721592
8289325
94456773
1077512394
111501537750
1232053808641
13747561173689
1418911411905052
15515798244940224
1615088848988966409
17471291927943037785
1815655172277281565058
19551102758946418279862
2020495154400760992784213
21802951447375696586076213

[1,1,2,6,29,205,1900,21592,289325,4456773,
 77512394,1501537750,32053808641,747561173689,
 18911411905052,515798244940224,15088848988966409,
 471291927943037785,15655172277281565058,
 551102758946418279862,20495154400760992784213,
 802951447375696586076213]