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A180915 as a simple table

na(n)
11
21
32
41
53
64
71
84
911
108
111
125
1321
1442
1516
161
176
1834
19116
20163
2132
221
237
2450
25245
26659
27639
2864
291
308
3169
32444
331827
343802
352520
36128
371
389
3991
40728
414095
4213875
4322146
449976
45256
461
4710
48116
491112
507996
5138532
52106612
53129838
5439595
55512
561
5711
58144
591611
6014168

[1,1,2,1,3,4,1,4,11,8,1,5,21,42,16,1,6,34,116,163,
 32,1,7,50,245,659,639,64,1,8,69,444,1827,3802,
 2520,128,1,9,91,728,4095,13875,22146,9976,256,1,
 10,116,1112,7996,38532,106612,129838,39595,512,1,
 11,144,1611,14168]