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A183128 as a simple table

na(n)
01
11
22
35
4131
5527019
6384803612051
7118132908813157848449
87963186263790446068194034181927844
9116876153524994349756813783078174425848129593196964577

[1,1,2,5,131,527019,384803612051,
 118132908813157848449,
 7963186263790446068194034181927844,
 11687615352499434975681378307817442584812959319696\
 4577]