A236948 Number of (n+1)X(7+1) 0..3 arrays with the maximum of every 2X2 subblock equal

601976968, 12569519212796, 178570730290963762, 3048340953731729204888, 47899069098870323021832428, 781823560338383397085729582626, 12541685260260879735250182260062400

Offset

1,1

Comments

Column 7 of A236949

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 88

Formula

Empirical recurrence of order 88 (see link above)

Example

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

Crossrefs

Sequence in context: A344929 A145277 A253166 * A184216 A123705 A237364

Adjacent sequences: A236945 A236946 A236947 * A236949 A236950 A236951

Keyword

nonn

Author

R. H. Hardin, Feb 01 2014

Status

approved