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A049669 as a simple table

na(n)
00
11
276
35777
4439128
533379505
62537281508
7192866774113
814660412114096
91114384187445409
1084707858657965180
116438911642192799089
12489441992665310695944
1337204030354205805690833

[0,1,76,5777,439128,33379505,2537281508,
 192866774113,14660412114096,1114384187445409,
 84707858657965180,6438911642192799089,
 489441992665310695944,37204030354205805690833]