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A172828 Number of 2*n X n 0..4 arrays with row sums 5 and column sums 10 1
0, 44, 587295, 102738568968, 149563116897254161, 1295886527534643220837980, 51948810321889380622545174356004, 7942329340789530344493069550687020249600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..18

CROSSREFS

Sequence in context: A308325 A305997 A277840 * A115734 A119078 A172878

Adjacent sequences:  A172825 A172826 A172827 * A172829 A172830 A172831

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 06 2010

STATUS

approved

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Last modified September 28 06:40 EDT 2021. Contains 347703 sequences. (Running on oeis4.)