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A209251 as a simple table

na(n)
01
12
27
336
41459
5340880
6478070832
72872221202512
872057630729710704
97462505061854009276768
103169126500599982009308551168
115492677668532714149024993226980288
1238716571525226776692749451887896112574464

[1,2,7,36,1459,340880,478070832,2872221202512,
 72057630729710704,7462505061854009276768,
 3169126500599982009308551168,
 5492677668532714149024993226980288,
 38716571525226776692749451887896112574464]