cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A219685 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX7 array.

Original entry on oeis.org

28, 44, 922, 15763, 219216, 2709320, 35011623, 479633094, 6609458081, 87609413453, 1101888673326, 13242315279610, 153674552267213, 1731915355340898, 18978190461636053, 202216531650350001
Offset: 1

Views

Author

R. H. Hardin Nov 25 2012

Keywords

Comments

Column 7 of A219686

Examples

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

A219691 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 7Xn array.

Original entry on oeis.org

28, 98, 1506, 18486, 220182, 2706117, 35011623, 461414270, 5979059010, 75005582670
Offset: 1

Views

Author

R. H. Hardin Nov 25 2012

Keywords

Comments

Row 7 of A219686

Examples

			Some solutions for n=3
..1..0..0....1..0..0....1..0..0....1..0..0....1..0..0....0..0..0....1..0..0
..1..0..0....1..0..0....1..0..0....1..0..0....1..0..0....0..0..0....1..0..0
..0..0..0....1..1..1....1..0..0....1..0..0....0..0..0....0..0..0....2..0..0
..0..0..0....1..0..0....1..1..1....1..0..0....0..0..0....1..0..0....2..1..1
..0..0..0....0..0..0....2..1..1....0..0..0....0..0..0....1..0..0....2..1..1
..0..0..0....0..0..0....2..1..1....0..0..1....1..1..2....2..0..0....2..1..1
..0..0..2....1..1..1....2..2..2....1..1..2....2..2..2....2..1..1....2..2..2
		
Previous Showing 11-12 of 12 results.