A026885 T(2n,n+3), T given by A026769.

1, 8, 46, 234, 1126, 5280, 24508, 113648, 529555, 2488742, 11824872, 56879504, 277155320, 1368080730, 6838288158, 34588110926, 176875174228, 913577365466, 4761373765578, 25015666670338, 132372375785294, 704914546281986

Offset

3,2

Links

Table of n, a(n) for n=3..24.

Crossrefs

Sequence in context: A026874 A190866 A026867 * A052244 A083421 A113992

Adjacent sequences: A026882 A026883 A026884 * A026886 A026887 A026888

Keyword

nonn

Author

Clark Kimberling

Status

approved