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A224893 Number of subsets A of {0,...,n-1} such that A contains 0 and n-1, and |A+A| > |A-A|. 1
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 2, 14, 16, 42, 92, 208, 382, 834, 1748, 3568, 7066, 14914, 28618, 60712, 120872, 240102, 483328, 992812, 1948804, 3975364, 7933368, 15876692, 31759760, 64035868, 126968066, 255821994 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,15
COMMENTS
A222807(n) = Sum_{i=1..n} (n-i+1)*a(i).
LINKS
CROSSREFS
Cf. A222807.
Sequence in context: A161134 A184183 A317738 * A087957 A360084 A019061
KEYWORD
nonn
AUTHOR
James Wilcox, Jul 24 2013
STATUS
approved

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Last modified March 5 03:04 EST 2024. Contains 370537 sequences. (Running on oeis4.)