A218897 -id:A218897 - cp's OEIS frontend

A218903 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 7Xn array.

128, 614, 19046, 202662, 3960146, 57116962, 969423130, 15356153490, 251663556436, 4077991415492, 66396374393108, 1080532144058480, 17582607376407152, 286281574650809374, 4659426319356860956

Offset: 1

R. H. Hardin Nov 08 2012

nonn

Row 7 of A218897

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

R. H. Hardin, Table of n, a(n) for n = 1..35

A218891 Number of n X n arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 n X n array.

Original entry on oeis.org

2, 6, 72, 1096, 54726, 4575512, 969423130, 418239229652, 408299236290280, 866521302130938818

Offset: 1

R. H. Hardin Nov 08 2012

nonn

Diagonal of A218897

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

cp's OEIS Frontend

A218903 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 7Xn array.

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