A047017 T(n,n+2), array T given by A047010.

1, 3, 10, 34, 120, 434, 1593, 5916, 22173, 83695, 317739, 1212014, 4641637, 17836092, 68736489, 265562956, 1028262867, 3989193141, 15503022891, 60341894022, 235193502470, 917862682778, 3586131005790, 14025784709984

Offset

0,2

Links

Table of n, a(n) for n=0..23.

Crossrefs

Sequence in context: A371819 A178578 A188622 * A026616 A306409 A047032

Adjacent sequences: A047014 A047015 A047016 * A047018 A047019 A047020

Keyword

nonn

Author

Clark Kimberling

Status

approved