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Search: id:A027911
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A027911 T(2n-1,n-1), T given by A027907. +0
1
1, 3, 15, 77, 414, 2277, 12727, 71955, 410346, 2355962, 13599915, 78855339, 458917850, 2679183405, 15683407785, 92022516525, 541050073146, 3186886397310 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A037654 A074561 A026115 this_sequence A104530 A031884 A052755

Adjacent sequences: A027908 A027909 A027910 this_sequence A027912 A027913 A027914

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

page 1

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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