A047015 T(n,n-3), array T given by A047010.

1, 1, 3, 15, 76, 339, 1420, 5839, 23688, 95161, 380150, 1513029, 6006246, 23801014, 94204653, 372561353, 1472622468, 5818884732, 22988198286, 90809767935, 358720596210, 1417101527194, 5598669041853, 22121838476973

Offset

3,3

Links

Table of n, a(n) for n=3..26.

Crossrefs

Sequence in context: A059838 A079164 A240941 * A322186 A037759 A037647

Adjacent sequences: A047012 A047013 A047014 * A047016 A047017 A047018

Keyword

nonn

Author

Clark Kimberling

Status

approved