A232761 Number of (n+1)X(2+1) 0..3 arrays x(i,j) with row sums sum{j^4*x(i,j), j=1..2+1} nondecreasing, and column sums sum{i^4*x(i,j), i=1..n+1} nondecreasing

561, 14178, 272646, 4107458, 50948495, 542603388, 5073736773, 42351563420, 320412472035, 2223547835774, 14281327683414

Offset

1,1

Comments

Column 2 of A232763

Links

Table of n, a(n) for n=1..11.

Example

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

Crossrefs

Sequence in context: A141706 A290485 A213071 * A232755 A264214 A083736

Adjacent sequences: A232758 A232759 A232760 * A232762 A232763 A232764

Keyword

nonn

Author

R. H. Hardin, Nov 29 2013

Status

approved