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Search: id:A047091
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A047091 T(n,n), array T as in A047089. +0
1
1, 1, 4, 11, 41, 139, 515, 1871, 7004, 26191, 99137, 376300, 1437105, 5505203, 21167781, 81602665, 315395985, 1221558683, 4740410605, 18426590090, 71736136773, 279654633032, 1091552835344, 4265355947434, 16684466516559 (list; graph; listen)
OFFSET

0,3
CROSSREFS

Sequence in context: A077236 A152532 A121096 this_sequence A121092 A030981 A151455

Adjacent sequences: A047088 A047089 A047090 this_sequence A047092 A047093 A047094

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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