Second diagonal (M=2) of triangle A115154 (called Y(3,1)).

A115188

Second diagonal (M=2) of triangle A115154 (called Y(3,1)).

Terms

    a(0) =1a(1) =13a(2) =115a(3) =1036a(4) =9688a(5) =93571a(6) =927523a(7) =9387580a(8) =96634294a(9) =1008719002a(10) =10653244294a(11) =113630599852

External references