A026867 T(2n+1,n+3), T given by A026747.

1, 8, 46, 234, 1124, 5241, 24050, 109429, 495884, 2244060, 10158768, 46055322, 209247370, 953184750, 4354605139, 19954396521, 91721631238, 422908476612, 1955876264342, 9072401893299, 42203220058991, 196862017041783, 920700735516741

Offset

2,2

Links

Table of n, a(n) for n=2..24.

Crossrefs

Sequence in context: A026843 A026874 A190866 * A026885 A052244 A083421

Adjacent sequences: A026864 A026865 A026866 * A026868 A026869 A026870

Keyword

nonn

Author

Clark Kimberling

Status

approved