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A172633
Number of n X 6 0..2 arrays with row sums 6 and column sums n
2
1, 141, 5881, 481381, 39612501, 3680774301, 360255871641, 37015866368181, 3938448319935781, 431222728237019041, 48321459222257750541, 5520471267708881730181, 641062514242765723819621
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A281560 A186955 A005849 * A221104 A202045 A066623
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved