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A211368 as a simple table

na(n)
11
22
37
46
526
6127
724
8126
9746
105167
11120
12744
135166
1441066
15368047
16720
175160
1841064
19368046
203669866
2140284847
225040
2341040
24368040
253669864
2640284846
27482671466
286267305647
2940320
30367920
313669840
3240284840
33482671464
346267305646

[1,2,7,6,26,127,24,126,746,5167,120,744,5166,
 41066,368047,720,5160,41064,368046,3669866,
 40284847,5040,41040,368040,3669864,40284846,
 482671466,6267305647,40320,367920,3669840,
 40284840,482671464,6267305646]