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A366220 as a simple table

na(n)
11
22
34
48
517
641
7100
8267
9772
102442
118512
1233076
13143430
14697037
153791763
1623043296
17155896190
181169641637
199693805936

[1,2,4,8,17,41,100,267,772,2442,8512,33076,143430,
 697037,3791763,23043296,155896190,1169641637,
 9693805936]