A172578 Number of 4*n X n 0..1 arrays with row sums 4 and column sums 16

0, 0, 0, 1, 305540235000, 3776577900841430197548750, 337799058758556439723480176591336120000, 205853267551222811542072611337854177788999924948228250

Offset

1,5

Links

R. H. Hardin, Table of n, a(n) for n=1..13

Crossrefs

Sequence in context: A354070 A273936 A287247 * A172588 A172691 A172785

Adjacent sequences: A172575 A172576 A172577 * A172579 A172580 A172581

Keyword

nonn

Author

R. H. Hardin Feb 06 2010

Status

approved