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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A218835 Unmatched value maps: number of n X n binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 n X n array.

Original entry on oeis.org

1, 7, 93, 3617, 346501, 91513161, 64756459689, 123101061283146, 628132409842549671, 8578834074345612228891, 313263194520552901427408971
Offset: 1

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Author

R. H. Hardin Nov 07 2012

Keywords

Comments

Diagonal of A218842

Examples

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

A218847 Unmatched value maps: number of 6Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 6Xn array.

Original entry on oeis.org

1, 616, 9573, 230726, 4507281, 91513161, 1858438456, 37821111242, 770579589471, 15693427613278, 319526953387664, 6505023784413466, 132434218085749212, 2696224146302670678
Offset: 1

Views

Author

R. H. Hardin Nov 07 2012

Keywords

Comments

Row 6 of A218842

Examples

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

A218848 Unmatched value maps: number of 7Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 7Xn array.

Original entry on oeis.org

1, 1897, 44857, 1842766, 58634265, 1948262831, 64756459689, 2158022097024, 72005693397249, 2401007959333366, 80020956182679940, 2666324484059219950, 88840855997887519080, 2960140859490010750266, 98629740626776522570263
Offset: 1

Views

Author

R. H. Hardin Nov 07 2012

Keywords

Comments

Row 7 of A218842

Examples

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