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A133736 as a simple table

na(n)
11
21
32
43
57
615
752
8236
92018
1033044
111181670
1287720798
1312886156666
143633055848955
151944000061673516
161967881435350411681
173768516013573481061951
1813670271805989797561408684

[1,1,2,3,7,15,52,236,2018,33044,1181670,87720798,
 12886156666,3633055848955,1944000061673516,
 1967881435350411681,3768516013573481061951,
 13670271805989797561408684]