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

A264237

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

Terms

    a(0) =1a(1) =3a(2) =9a(3) =33a(4) =165a(5) =1137a(6) =9837a(7) =95193a(8) =962541a(9) =9884889a(10) =102049197a(11) =1055383929a(12) =10921055661a(13) =113032307769

External references