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 A229420 Number of 6X6 0..n zero-diagonal arrays with corresponding row and column sums equal 0
 1375952, 23938685973, 28256240134144, 7093199984236625, 657759228191876016, 30505804179367041217, 850029945152225681408 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 6 of A229417 LINKS EXAMPLE Some solutions for n=1 ..0..0..0..0..1..0....0..0..0..0..1..1....0..0..0..0..0..0....0..0..0..0..0..1 ..0..0..0..1..0..1....0..0..1..1..0..0....0..0..0..1..1..0....0..0..0..1..1..0 ..0..0..0..1..1..0....0..0..0..0..0..1....0..0..0..0..0..1....0..1..0..0..0..1 ..1..1..1..0..0..0....0..1..0..0..0..0....0..0..1..0..1..0....1..0..1..0..1..0 ..0..1..1..1..0..0....1..1..0..0..0..0....0..1..0..1..0..0....0..1..0..1..0..0 ..0..0..0..0..1..0....1..0..0..0..1..0....0..1..0..0..0..0....0..0..1..1..0..0 CROSSREFS Sequence in context: A114657 A250058 A205205 * A249882 A252446 A288073 Adjacent sequences:  A229417 A229418 A229419 * A229421 A229422 A229423 KEYWORD nonn AUTHOR R. H. Hardin Sep 22 2013 STATUS approved

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Last modified September 15 12:22 EDT 2019. Contains 327078 sequences. (Running on oeis4.)