A047014 T(n,n-2), array T given by A047010.

1, 2, 3, 15, 61, 248, 990, 3898, 15296, 59916, 234410, 916837, 3586569, 14035072, 54948806, 215250063, 843689919, 3308882412, 12984859980, 50985319491, 200307492747, 787380113112, 3096686683833, 12185008608630

Offset

2,2

Links

Table of n, a(n) for n=2..25.

Crossrefs

Sequence in context: A172012 A323709 A338308 * A027519 A245107 A177012

Adjacent sequences: A047011 A047012 A047013 * A047015 A047016 A047017

Keyword

nonn

Author

Clark Kimberling

Status

approved