Sum of values of vertices of type B at level n of the hyperbolic Pascal pyramid.

A292296

Sum of values of vertices of type B at level n of the hyperbolic Pascal pyramid.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =6a(4) =30a(5) =114a(6) =402a(7) =1386a(8) =4746a(9) =16218a(10) =55386a(11) =189114a(12) =645690a(13) =2204538a(14) =7526778a(15) =25698042a(16) =87738618a(17) =299558394a(18) =1022756346a(19) =3491908602a(20) =11922121722a(21) =40704669690a(22) =138974435322a(23) =474488401914

External references