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A047034 T(n,n-2), array T as in A047030. +0
1
1, 1, 4, 18, 74, 295, 1157, 4519, 17620, 68667, 267614, 1043446, 4071222, 15897050, 62124041, 242971209, 951030540, 3725346595, 14603504405, 57286230209, 224869490582, 883247932875, 3471296870925, 13650352416587 (list; graph; listen)
OFFSET

2,3
CROSSREFS

Sequence in context: A027905 A037497 A075675 this_sequence A069008 A026560 A037674

Adjacent sequences: A047031 A047032 A047033 this_sequence A047035 A047036 A047037

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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