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A047001 Sum{T(i,n-i): i=0,1,...,n}, array T given by A047000. +0
1
1, 2, 3, 6, 8, 15, 30, 52, 101, 202, 376, 740, 1480, 2840, 5625, 11250, 21928, 43583, 87166, 171420, 341412, 682824, 1350144, 2692536, 5385072, 10684872, 21326481, 42652962, 84825224, 169403773, 338807546, 674852332, 1348273949 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Sequence in context: A138137 A129374 A048809 this_sequence A091070 A133586 A141348

Adjacent sequences: A046998 A046999 A047000 this_sequence A047002 A047003 A047004

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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