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Search: id:A026909
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A026909 (1/2)*T(2n,n), T given by A026907. +0
1
22, 99, 379, 1412, 5265, 19758, 74637, 283560, 1082449, 4148603, 15953607, 61526969, 237876571, 921678876, 3577968081, 13913243136, 54184698801, 211307360871, 825059443551, 3225071709981, 12619275028611, 49423455006501 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A041944 A144934 A145769 this_sequence A060382 A044273 A044654

Adjacent sequences: A026906 A026907 A026908 this_sequence A026910 A026911 A026912

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 30 22:12 EST 2008. Contains 150989 sequences.

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