A232313 Number of (n+1)X(5+1) 0..1 arrays with every element equal to some horizontal or antidiagonal neighbor, with top left element zero

169, 5241, 164014, 5142441, 161243887, 5055954492, 158534446141, 4971005036586, 155870804492221, 4887484036570530, 153251920996775699, 4805366342762017785, 150677039074382364646, 4724628360214774512921, 148145419363647806378212

Offset

1,1

Comments

Column 5 of A232316

Links

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

Formula

Empirical: a(n) = 37*a(n-1) -184*a(n-2) +218*a(n-3) +76*a(n-4) -88*a(n-5) -273*a(n-6) +168*a(n-7) +210*a(n-8) -81*a(n-9) -107*a(n-10) +35*a(n-11) -a(n-12) for n>13

Example

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

Crossrefs

Sequence in context: A220679 A201092 A264363 * A133583 A189277 A012170

Adjacent sequences: A232310 A232311 A232312 * A232314 A232315 A232316

Keyword

nonn

Author

R. H. Hardin, Nov 22 2013

Status

approved