Fifth diagonal (M=5) sequence of triangle A113647, called Y(2,1).

A115152

Fifth diagonal (M=5) sequence of triangle A113647, called Y(2,1).

Terms

    a(0) =1a(1) =63a(2) =705a(3) =6207a(4) =50113a(5) =389183a(6) =2965441a(7) =22380607a(8) =168132545a(9) =1260716095a(10) =9450356673a(11) =70882689087a(12) =532259536833

External references