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Search: id:A047133
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A047133 T(n,n-1), array T as in A047131. +0
1
1, 2, 5, 14, 28, 84, 272, 1679, 5564, 19613, 70504, 311534, 1172750, 4405073, 16581264, 67108040, 260573610, 1004778126, 3867996120, 15289911196, 59854486782, 233437968413, 909025875014, 3575067252387, 14038457059264 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Sequence in context: A057295 A100779 A022630 this_sequence A031874 A120328 A026011

Adjacent sequences: A047130 A047131 A047132 this_sequence A047134 A047135 A047136

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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