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Search: id:A105543
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A105543 Column 0 of triangle A105542, which equals the matrix square of triangle A105540. +0
2
1, 2, 4, 6, 13, 26, 33, 75, 101, 172, 356, 633, 700, 1125, 3844, 3494, 6203, 11890, 21364, 30581, 42967, 94001, 94755, 305936, 220915, 372660, 1087653, 1511734, 2078209, 2677011, 2513857, 6746218, 21036190, 13404655, 37137205, 22572935 (list; graph; listen)
OFFSET

0,2

COMMENT

Triangular matrix A105540 has the property that column n equals A105540^(n+1) when flattened as read by rows.

CROSSREFS

Cf. A105542, A105540.

Sequence in context: A087549 A109078 A033305 this_sequence A027712 A138307 A124693

Adjacent sequences: A105540 A105541 A105542 this_sequence A105544 A105545 A105546

KEYWORD

nonn

AUTHOR

Paul D. Hanna (pauldhanna(AT)juno.com), Apr 13 2005

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.


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