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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A218515 Number of n X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 n X n array.

Original entry on oeis.org

4, 36, 4634, 1608968, 3856183182, 40522780697742, 2345237392530015812, 681081741849413830473468, 1012037226170162671485394009190
Offset: 1

Views

Author

R. H. Hardin Oct 31 2012

Keywords

Comments

Diagonal of A218522

Examples

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

A218527 Number of 6Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 6Xn array.

Original entry on oeis.org

4096, 63592, 20655650, 1884162624, 300890728324, 40522780697742, 5977895789290552, 864832910760902306
Offset: 1

Views

Author

R. H. Hardin Oct 31 2012

Keywords

Comments

Row 6 of A218522

Examples

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

A218528 Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random 0..3 7Xn array.

Original entry on oeis.org

16384, 410218, 340133516, 64278999490, 23498366579584, 7051080210074740, 2345237392530015812, 767685099510019845022
Offset: 1

Views

Author

R. H. Hardin Oct 31 2012

Keywords

Comments

Row 7 of A218522

Examples

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