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Search: id:A055840
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A055840 T(2n+6,n), where T is the array in A055830. +0
2
13, 109, 707, 4184, 23720, 131389, 717927, 3889730, 20959485, 112529350, 602684170, 3222508015, 17211197614, 91855019053, 489986311295, 2612981923560, 13932202684630, 74280962031435, 396042187457445 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A006239 A142040 A002648 this_sequence A163845 A075143 A005769

Adjacent sequences: A055837 A055838 A055839 this_sequence A055841 A055842 A055843

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu), May 28 2000

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

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