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A073507 as a simple table

na(n)
11
26
346
4308
52411
619621
7166211
81440495
912712314
10113764039
111029518337
129401997000
1386516367790

[1,6,46,308,2411,19621,166211,1440495,12712314,
 113764039,1029518337,9401997000,86516367790]