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A231320

Number of (n+1)X(4+1) 0..2 arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order

1

1536, 192192, 30645600, 4509951264, 677392128096, 101255199764448, 15154743446853216, 2267704492520687136, 339353240593608062304, 50782606894918838006496, 7599400278857398619862624

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 4 of A231324

LINKS

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

R. H. Hardin, Empirical recurrence of order 81

FORMULA

Empirical recurrence of order 81 (see link above)

EXAMPLE

Some solutions for n=2

..0..1..2..0..1....0..0..0..1..0....0..1..0..2..0....0..0..0..0..1

..0..1..2..2..0....2..1..0..2..1....0..2..2..1..0....1..2..2..0..0

..2..0..2..2..0....0..2..1..2..0....1..1..2..0..0....1..0..0..1..2

CROSSREFS

Sequence in context: A170793 A224068 A223245 * A223377 A282543 A202166

Adjacent sequences: A231317 A231318 A231319 * A231321 A231322 A231323

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 07 2013

STATUS

approved