A253313 Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum unequal to its neighbors horizontally, vertically, diagonally and antidiagonally

7027770, 5067576, 51974842, 30117394, 300393602, 352580820, 2762956252, 8489916282, 48270695028, 244682758512, 1271473482196, 7333775740318, 37540252970330, 222051937080132, 1135170905163668, 6752967640429142

Offset

1,1

Comments

Column 7 of A253314

Links

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

R. H. Hardin, Empirical recurrence of order 51

Formula

Empirical recurrence of order 51 (see link above)

Example

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

Crossrefs

Sequence in context: A157797 A106786 A206634 * A253661 A088286 A175530

Adjacent sequences: A253310 A253311 A253312 * A253314 A253315 A253316

Keyword

nonn

Author

R. H. Hardin, Dec 30 2014

Status

approved