A268076 - OEIS

A268076

Number of nX5 nonnegative integer arrays with new values introduced in each row and column in sequential order starting with zero.

1, 16, 422, 15106, 637358, 29309170, 1412290158, 69903748498, 3516426536462, 178686293830258, 9139087028036654, 469438600587725650, 24183675338723351886, 1248401566412796398386, 64540016642793090405230

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OFFSET

1,2

COMMENTS

Column 5 of A268079.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

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

Adjacent sequences: A268073 A268074 A268075 * A268077 A268078 A268079

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 25 2016

STATUS

approved