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A172847 Number of 5*n X 20 0..4 arrays with row sums 4 and column sums n 1
305540235000, 54918587341306311174536985000, 85504723470329847456379126545730424791071000000, 351499515037067154764556950151761640777013401021265237589794665000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n=1..10
CROSSREFS
Sequence in context: A172588 A172691 A172785 * A354071 A022263 A216907
Adjacent sequences: A172844 A172845 A172846 * A172848 A172849 A172850
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified April 20 06:53 EDT 2024. Contains 371799 sequences. (Running on oeis4.)