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A289316 as a simple table

na(n)
01
11
22
38
437
5219
61557
712994
8124427
91344506
1016178891
11214522339
123107144562
1348805300668
14826268787588
1514998055299920
16290550119360174
175983278021430064
18130512410617529321
193006012061455129053
2072900477505718600661

[1,1,2,8,37,219,1557,12994,124427,1344506,
 16178891,214522339,3107144562,48805300668,
 826268787588,14998055299920,290550119360174,
 5983278021430064,130512410617529321,
 3006012061455129053,72900477505718600661]