A251930 Number of length n+2 0..3 arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero

22, 120, 431, 1760, 7452, 30882, 126098, 511108, 2063052, 8301984, 33334755, 133657996, 535440240, 2143822408, 8580556159, 34335672876, 137377037835, 549596067402, 2198610089868, 8795022257168, 35181592140181, 140730259104058

Offset

1,1

Comments

Column 3 of A251935

Links

R. H. Hardin, Table of n, a(n) for n = 1..136

Example

Some solutions for n=6
..3....0....1....0....1....3....1....3....2....1....1....3....3....3....0....2
..1....3....0....3....0....2....2....3....0....1....3....1....3....2....1....1
..3....1....2....0....0....3....1....0....0....3....1....1....2....1....2....1
..1....0....2....1....3....0....2....2....0....1....2....3....3....0....2....1
..1....0....0....2....0....2....2....2....3....2....1....2....2....0....1....0
..1....0....2....2....2....1....2....2....0....3....1....0....2....3....3....2
..0....1....1....0....3....1....1....3....1....3....0....0....2....3....2....1
..1....1....2....2....2....0....3....3....1....0....0....2....0....0....1....0

Crossrefs

Sequence in context: A260810 A274610 A290800 * A039612 A085828 A221698

Adjacent sequences: A251927 A251928 A251929 * A251931 A251932 A251933

Keyword

nonn

Author

R. H. Hardin, Dec 11 2014

Status

approved