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Search: id:A162086
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A162086 Number of nXn 0..3 arrays with rows and columns, considered as 4-ary numbers, in nondecreasing order +0
1
4, 86, 14178, 21907055, 348053502590, 60704077222861152, 122233352821430587249163, 2957950981271006387648141644093 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Sequence in context: A055764 A163279 A130268 this_sequence A116320 A122209 A059577

Adjacent sequences: A162083 A162084 A162085 this_sequence A162087 A162088 A162089

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Jun 25 2009

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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