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A107669 as a simple table

na(n)
01
11
25
351
4809
517575
6486460
716384260
8650574249
929762953831
101541719486081
1189201504309927
125702038255950404
13399105271607867940
1430359621863987241460
152494052823831234355340
16220067051126228849480649

[1,1,5,51,809,17575,486460,16384260,650574249,
 29762953831,1541719486081,89201504309927,
 5702038255950404,399105271607867940,
 30359621863987241460,2494052823831234355340,
 220067051126228849480649]