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A268076 Number of nX5 nonnegative integer arrays with new values introduced in each row and column in sequential order starting with zero. 1
1, 16, 422, 15106, 637358, 29309170, 1412290158, 69903748498, 3516426536462, 178686293830258, 9139087028036654, 469438600587725650, 24183675338723351886, 1248401566412796398386, 64540016642793090405230 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 5 of A268079.
LINKS
FORMULA
Empirical: a(n) = 275*a(n-1) -33566*a(n-2) +2406402*a(n-3) -113010337*a(n-4) +3670826083*a(n-5) -84876036304*a(n-6) +1415919602008*a(n-7) -17080706925232*a(n-8) +147810424834032*a(n-9) -899681247349760*a(n-10) +3716228243456000*a(n-11) -9782712920320000*a(n-12) +14560347732480000*a(n-13) -9122816102400000*a(n-14)
EXAMPLE
Some solutions for n=4
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..0..0..0..0
..0..1..1..1..1....0..1..1..1..0....0..0..0..0..1....0..1..1..1..1
..0..0..1..0..1....0..1..1..0..1....0..0..1..0..2....0..1..2..1..0
..0..1..2..1..0....0..1..2..0..1....0..0..1..0..0....0..1..2..0..2
CROSSREFS
Cf. A268079.
Sequence in context: A316819 A317569 A268053 * A202546 A220286 A322713
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 25 2016
STATUS
approved

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Last modified July 14 05:06 EDT 2024. Contains 374291 sequences. (Running on oeis4.)