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A068034 as a simple table

na(n)
01
11
21
31
41
52
65
710
820
939
1079
11158
12316
13632
141262
152522
165042
1710082
1820164
1940330
2080660
21161320
22322638
23645278
241290556
252581112
265162224
2710324444
2820648884
2941297764
3082595524
31165191048
32330382100
33660764200
341321528400

[1,1,1,1,1,2,5,10,20,39,79,158,316,632,1262,2522,
 5042,10082,20164,40330,80660,161320,322638,645278,
 1290556,2581112,5162224,10324444,20648884,
 41297764,82595524,165191048,330382100,660764200,
 1321528400]