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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A220584 Equals one maps: number of 6Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 6Xn array.

Original entry on oeis.org

1, 2048, 5835, 2352642, 59690533, 4239598056, 178051989526
Offset: 1

Views

Author

R. H. Hardin Dec 16 2012

Keywords

Comments

Row 6 of A220579

Examples

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

A220585 Equals one maps: number of 7Xn binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..1 7Xn array.

Original entry on oeis.org

1, 8192, 22775, 26616961, 1120269376, 166807007000, 12835487766480
Offset: 1

Views

Author

R. H. Hardin Dec 16 2012

Keywords

Comments

Row 7 of A220579

Examples

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