A172800 Number of n X n 0..4 arrays with row sums 10 and column sums 10

0, 0, 21, 91140, 2974547521, 410969810835855, 204186348024605926840, 319377442011213173229914216, 1409441402075134083081734769337800, 16021054958659349444630042183181806132953

Offset

1,3

Links

R. H. Hardin, Table of n, a(n) for n=1..15

Crossrefs

Sequence in context: A100414 A189310 A068735 * A013768 A182149 A358665

Adjacent sequences: A172797 A172798 A172799 * A172801 A172802 A172803

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved