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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A220157 Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 5Xn array.

Original entry on oeis.org

21, 95, 727, 5410, 34959, 214767, 1272216, 7244186, 39698797, 209815077, 1070798249, 5281686410, 25200974573, 116438844036
Offset: 1

Views

Author

R. H. Hardin Dec 06 2012

Keywords

Comments

Row 5 of A220153

Examples

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

A220158 Number of 6Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 6Xn array.

Original entry on oeis.org

28, 163, 2062, 24684, 279304, 3057777, 32566283, 333052410, 3282105763, 31220019553
Offset: 1

Views

Author

R. H. Hardin Dec 06 2012

Keywords

Comments

Row 6 of A220153

Examples

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

A220159 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 7Xn array.

Original entry on oeis.org

36, 266, 5493, 108169, 2173203, 42648602, 822242009, 15270635323
Offset: 1

Views

Author

R. H. Hardin Dec 06 2012

Keywords

Comments

Row 7 of A220153

Examples

			Some solutions for n=3
..1..0..1....0..0..0....1..0..0....1..1..1....0..0..0....0..0..0....0..0..0
..1..0..0....0..0..0....1..1..1....0..0..1....1..1..0....0..0..0....1..0..0
..2..1..1....1..0..0....1..1..1....0..0..0....1..1..2....0..1..0....1..0..2
..2..2..2....1..0..1....0..1..1....1..1..0....1..1..2....0..0..0....1..0..0
..2..2..2....1..0..0....0..0..0....1..0..1....1..0..2....1..0..0....1..0..0
..2..2..2....1..1..2....2..1..0....2..0..0....2..0..0....1..0..0....1..0..0
..2..2..2....1..1..1....2..1..1....2..0..0....2..1..1....2..1..1....2..2..1
		
Previous Showing 11-13 of 13 results.