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 1-8 of 8 results.

A200895 Number of nX1 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

6, 15, 33, 46, 44, 20, 214, 1055, 3020, 5124, 4965, 2136, 27564, 156000, 491176, 899572, 909040, 394760, 5486260, 32803375, 107532655, 203115730, 209292900, 91748000, 1319324175, 8093115065, 27032377190, 51739373280, 53721457020
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 1 of A200902

Examples

			Some solutions for n=3
..0....3....1....1....2....0....3....0....2....1....2....0....0....1....0....1
..1....4....5....3....4....4....5....3....3....3....5....3....4....4....1....2
..2....5....4....5....5....5....4....4....5....4....4....2....3....5....3....3
		

A200896 Number of nX2 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

15, 30, 13, 649, 3247, 1483, 84463, 395138, 147370, 10892006, 61376744, 26060323, 1860718688, 9722469665, 3689916515, 298977508446, 1746612244800, 731620635705, 56300135952299, 307084986199367, 118048036603381
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 2 of A200902

Examples

			Some solutions for n=3
..0..1....0..2....0..3....0..1....0..2....0..3....0..3....0..2....0..1....0..3
..2..3....1..4....1..4....2..5....1..5....2..4....2..5....1..3....3..5....1..5
..4..5....3..5....2..5....3..4....3..4....1..5....1..4....4..5....2..4....2..4
		

A200894 Number of n X n 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

6, 30, 1848, 352339, 218373106
Offset: 1

Views

Author

R. H. Hardin, Nov 23 2011

Keywords

Comments

Diagonal of A200902.

Examples

			Some solutions for n=3:
..0..1..2....0..3..2....0..2..1....0..0..2....0..3..2....0..2..3....0..3..2
..0..4..4....0..3..4....0..5..5....1..3..4....1..5..4....2..4..3....1..5..5
..3..5..5....1..5..5....1..4..3....1..5..5....2..4..3....1..4..5....1..4..4
		

A200897 Number of nX3 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

33, 13, 1848, 1329, 219302, 142698, 28966191, 19687441, 4250955750, 2868249876, 653092745412, 444880771844, 102659474241588, 68568844067091
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 3 of A200902

Examples

			Some solutions for n=4
..0..2..2....0..0..2....0..0..1....0..0..4....0..0..2....0..0..3....0..2..4
..0..4..3....1..3..4....2..3..3....1..2..4....1..4..3....1..1..3....0..2..4
..1..3..4....1..5..4....1..2..4....1..2..5....1..5..3....4..5..5....1..3..5
..1..5..5....2..3..5....4..5..5....3..3..5....2..5..4....2..2..4....1..3..5
		

A200898 Number of nX4 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

46, 649, 1329, 352339, 8982755, 18172239, 6469118415, 184228587259, 391072885802
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 4 of A200902

Examples

			Some solutions for n=3
..0..0..2..1....0..0..1..2....0..0..2..1....0..0..1..1....0..2..1..1
..1..3..5..5....1..3..3..4....2..4..5..4....2..2..5..3....0..3..2..5
..2..3..4..4....2..5..5..4....1..3..5..3....3..5..4..4....3..4..4..5
		

A200899 Number of nX5 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

44, 3247, 219302, 8982755, 218373106, 2162004143, 784706456797
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 5 of A200902

Examples

			Some solutions for n=3
..0..0..0..3..2....0..0..2..1..3....0..0..0..3..3....0..0..0..2..3
..1..2..2..5..3....0..2..4..3..4....1..1..4..4..5....1..1..2..5..3
..1..4..5..4..4....1..3..5..4..5....2..2..5..5..4....2..5..4..4..4
		

A200900 Number of nX6 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

20, 1483, 142698, 18172239, 2162004143
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 6 of A200902

Examples

			Some solutions for n=3
..0..0..1..3..1..2....0..0..0..1..1..2....0..0..0..1..2..1....0..0..0..1..2..1
..0..2..3..3..2..5....2..2..3..3..4..4....1..3..2..4..4..5....2..2..5..3..4..5
..1..5..4..4..4..5....1..5..3..5..5..4....2..4..3..3..5..5....1..3..3..5..4..4
		

A200901 Number of nX7 0..5 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Original entry on oeis.org

214, 84463, 28966191, 6469118415, 784706456797
Offset: 1

Views

Author

R. H. Hardin Nov 23 2011

Keywords

Comments

Column 7 of A200902

Examples

			Some solutions for n=2
..0..1..2..3..2..3..4....0..0..0..2..3..2..2....0..0..3..1..1..3..3
..0..1..5..4..4..5..5....1..1..3..5..5..4..4....2..2..5..5..4..4..5
		
Showing 1-8 of 8 results.