A240795 - OEIS

A240795

Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4

7, 10, 27, 37, 132, 552, 2277, 11588, 35799, 109054, 467005, 1826688, 8078985, 27489845, 92673526, 369573835, 1387676052, 5728088537, 20522163467, 72766642122, 281548168173, 1050333422732, 4157767214229, 15271536502557

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OFFSET

1,1

COMMENTS

Row 4 of A240792

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..151

EXAMPLE

Some solutions for n=4

..3..2..3..2....3..2..3..2....3..2..3..2....3..2..3..2....3..2..3..2

..3..2..3..2....3..2..1..1....3..2..1..2....3..2..1..1....3..2..1..1

..2..0..0..2....2..2..3..1....2..2..0..2....2..2..3..1....2..2..3..2

..2..0..1..2....3..1..2..2....3..1..3..2....3..1..3..2....3..1..3..1

CROSSREFS

Sequence in context: A229310 A064948 A064950 * A058532 A370107 A280966

Adjacent sequences: A240792 A240793 A240794 * A240796 A240797 A240798

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 12 2014

STATUS

approved