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A213959 Number of n X n 0..5 matrices with row and column i=1..n having sum <= i*5 0
6, 546, 909900, 26346319032, 13186531254708756, 113762889909962601897876 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A213962
LINKS
EXAMPLE
Some solutions for n=4
..4..0..0..0....3..0..0..0....4..0..0..0....3..0..2..0....3..0..0..2
..0..3..3..0....0..4..5..0....0..2..5..2....1..0..3..3....2..5..0..2
..0..4..3..0....0..5..5..3....1..5..4..4....0..2..4..5....0..0..1..2
..0..3..0..0....0..0..1..5....0..0..4..4....0..0..2..3....0..5..4..0
CROSSREFS
Sequence in context: A159531 A276490 A223097 * A358487 A341871 A226263
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 28 2012
STATUS
approved

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Last modified May 24 11:42 EDT 2024. Contains 372773 sequences. (Running on oeis4.)