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A026754 T(n,0) + T(n,1) + ... + T(n,n), T given by A026747. 1
1, 2, 5, 10, 24, 48, 114, 228, 540, 1080, 2558, 5116, 12133, 24266, 57658, 115316, 274600, 549200, 1310817, 2621634, 6271788, 12543576, 30076629, 60153258, 144550655, 289101310, 696176322, 1392352644, 3359516328 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..28.

CROSSREFS

Sequence in context: A112855 A299436 A049937 * A291247 A316697 A032170

Adjacent sequences:  A026751 A026752 A026753 * A026755 A026756 A026757

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified June 15 20:42 EDT 2019. Contains 324144 sequences. (Running on oeis4.)