A205046 T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with the permanents of all 2X2 subblocks equal and nonzero

2232, 7648, 7648, 25108, 100308, 25108, 97256, 366378, 366378, 97256, 364646, 5111024, 2587806, 5111024, 364646, 1451748, 21682734, 30072178, 30072178, 21682734, 1451748, 5692570, 271619224, 256406852, 1680705854, 256406852

Offset

1,1

Comments

Table starts

.....2232........7648........25108...........97256...........364646

.....7648......100308.......366378.........5111024.........21682734

....25108......366378......2587806........30072178........256406852

....97256.....5111024.....30072178......1680705854......10840272796

...364646....21682734....256406852.....10840272796.....178237466160

..1451748...271619224...2700120030....585016930830....6109962465816

..5692570..1279810940..24602390018...4053347144228..119606241141244

.22899170.14597930612.249559797434.206364790136002.3639436559236942

Links

R. H. Hardin, Table of n, a(n) for n = 1..83

Example

Some solutions for n=4 k=3
..4..0..4..6....5..4..3..0....2..0..2..3....1..3..2..5....6..5..5..4
..1..3..2..0....2..2..3..6....2..1..0..1....1..3..0..3....4..5..5..6
..2..6..0..6....3..6..0..6....0..1..2..4....0..6..2..2....6..5..5..4
..0..6..2..1....0..6..3..2....2..1..0..1....1..0..1..2....4..5..5..6
..2..6..0..6....3..0..3..4....0..1..2..3....3..6..0..6....6..5..5..4

Crossrefs

Sequence in context: A236496 A208181 A252644 * A205039 A205981 A205038

Adjacent sequences: A205043 A205044 A205045 * A205047 A205048 A205049

Keyword

nonn,tabl

Author

R. H. Hardin, Jan 21 2012

Status

approved