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A055221
T(2n+5,n), array T as in A055216.
0
1, 7, 36, 157, 625, 2343, 8427, 29406, 100296, 336066, 1110300, 3626559, 11734557, 37673295, 120150909, 381040101, 1202559732, 3779328996, 11833845967, 36934571140, 114947180946, 356828242618, 1105180433704
OFFSET
0,2
CROSSREFS
Sequence in context: A212088 A184246 A097554 * A080420 A243037 A181292
KEYWORD
nonn
AUTHOR
Clark Kimberling, May 07 2000
STATUS
approved