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.

Showing 1-4 of 4 results.

A264712 Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

Original entry on oeis.org

1, 2, 2, 11, 94, 365, 2891, 30242, 207653, 2119577, 19807006, 218836016, 3149604508, 57791376424, 900430886016, 25428213982688
Offset: 1

Views

Author

R. H. Hardin, Nov 21 2015

Keywords

Comments

Column 2 of A264714.

Examples

			Some solutions for n=6
..6..1....6..8....6..7....0..1....6..1....0..8....0..7....6..7....6..2....0..7
..0..7....0..2....0..1....6..8....0..8....6..2....6..8....0..8....0..8....6..2
..2..9....1..9....2..8....7..2....7..9....7..9....1..9....1..9....7..9....1..3
..8..3....7..3....4..9...10..9....2..3....1..3....2..3....2..3....1..3....8..9
..5.10....5.10...11..3...11..3...11..4...11..4....5.10...11..4...11..4...10..4
.11..4...11..4....5.10....5..4....5.10....5.10...11..4....5.10....5.10....5.11
		

Crossrefs

Cf. A264714.

A264713 Number of nX3 arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

Original entry on oeis.org

1, 2, 40, 815, 22320, 352181, 8549705, 286833177
Offset: 1

Views

Author

R. H. Hardin, Nov 21 2015

Keywords

Comments

Column 3 of A264714.

Examples

			Some solutions for n=5
..6.12..7....0..1.12....0..6..2....0..1..6....6..1..7....6..1..7....0..6.14
..0..1.13....6..8.13...12..7..8...12..2..7....0.13..8...12..2.13....1.12..2
..2..9.14....7..2..9...13..3.14...13..8.14...12..2.14....0..3.14....7.13..3
.10..3..8....3.14..4....1..4..9....3..9..4....5.10..3....8..9..4....8..9..4
..5.11..4...10..5.11...10..5.11....5.10.11...11..4..9....5.10.11....5.10.11
		

Crossrefs

Cf. A264714.

A264715 Number of 2Xn arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

Original entry on oeis.org

1, 2, 2, 18, 116, 627, 6211, 59011, 449824, 5256100, 90734544, 1163859524, 24333174896, 578216191424, 11292787466976
Offset: 1

Views

Author

R. H. Hardin, Nov 21 2015

Keywords

Comments

Row 2 of A264714.

Examples

			Some solutions for n=6
..0.11..1..6..8..9...10..0..1..6..2..7....0..5..6..1..3..8....0.11..1..6..7..3
.10..5..7..2..3..4....5.11..3..8..4..9...10.11..7..2..9..4...10..5..2..8..4..9
		

Crossrefs

Cf. A264714.

A264716 Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.

Original entry on oeis.org

1, 2, 40, 803, 23775, 468540, 17266449, 741373873
Offset: 1

Views

Author

R. H. Hardin, Nov 21 2015

Keywords

Comments

Row 3 of A264714.

Examples

			Some solutions for n=5
.10..0..6..1.14....0..1.12..7..2...10..0..6..1.12....0..6..1.13..8
..5..7.12..8..9....6.11.13..9.14...11..2..7..3.13...11.12..2..7..3
.11..2.13..3..4...10..5..8..3..4....5..8.14..4..9....5.10..4.14..9
		

Crossrefs

Cf. A264714.
Showing 1-4 of 4 results.