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 1-6 of 6 results.

A263758 Number of length n arrays of permutations of 0..n-1 with each element moved by -2 to 2 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 2, 6, 14, 38, 88, 217, 506, 1209, 2810, 6600, 15308, 35653, 82532, 191371, 442428, 1023499, 2364324, 5463084, 12614628, 29131729, 67256334, 155289747, 358522126, 827816037, 1911447100, 4414086763, 10194246046, 23546391253
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 2 of A263764

Examples

			Some solutions for n=7
..0....0....1....2....2....1....2....2....0....2....0....2....2....1....0....0
..3....1....0....0....0....0....0....1....2....0....1....0....0....0....2....3
..1....2....3....1....1....4....1....0....1....4....3....1....4....2....1....1
..2....3....2....3....3....2....5....5....3....1....2....5....1....3....5....5
..5....6....6....6....5....6....6....3....6....6....6....3....3....6....3....2
..4....4....4....5....4....3....3....4....4....3....4....6....5....4....4....4
..6....5....5....4....6....5....4....6....5....5....5....4....6....5....6....6
		

Crossrefs

A263759 Number of length n arrays of permutations of 0..n-1 with each element moved by -3 to 3 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 4, 19, 50, 165, 476, 1543, 4544, 14108, 41666, 127313, 379674, 1152233, 3448844, 10424890, 31290646, 94453041, 284071264, 857114281, 2581411140, 7789677889, 23486717204, 70901078303, 213968862304, 646246694302
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 3 of A263764

Examples

			Some solutions for n=7
..2....2....2....3....3....3....3....0....3....2....0....2....0....1....3....0
..0....0....1....0....0....2....4....2....2....0....3....1....1....0....4....3
..1....3....5....4....2....0....0....5....0....5....2....0....5....2....0....5
..5....1....0....6....1....6....6....1....1....1....1....3....3....3....1....1
..3....6....3....1....4....1....1....3....6....4....6....6....2....6....2....2
..6....4....4....2....5....4....2....4....4....3....4....4....4....4....6....4
..4....5....6....5....6....5....5....6....5....6....5....5....6....5....5....6
		

Crossrefs

A263760 Number of length n arrays of permutations of 0..n-1 with each element moved by -4 to 4 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 4, 31, 106, 485, 1546, 6083, 21020, 83505, 298850, 1157277, 4174794, 15848043, 57833610, 218278105, 803890160, 3022404618, 11185043168, 41937855185, 155739217814, 583290598528, 2171877488824, 8131306069328
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 4 of A263764

Examples

			Some solutions for n=7
..3....0....2....4....0....2....4....4....4....2....0....2....4....4....1....4
..0....3....5....1....5....0....5....0....3....4....2....0....1....0....4....5
..2....6....1....0....2....5....6....2....1....0....6....6....0....1....6....0
..1....1....0....3....1....1....2....5....2....6....3....5....5....3....0....6
..5....4....6....2....6....6....0....1....0....3....1....3....3....5....3....1
..4....2....3....5....3....4....1....3....5....1....4....1....2....2....2....3
..6....5....4....6....4....3....3....6....6....5....5....4....6....6....5....2
		

Crossrefs

A263761 Number of length n arrays of permutations of 0..n-1 with each element moved by -5 to 5 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 4, 31, 146, 961, 3662, 18444, 69848, 326102, 1330424, 6299674, 26712358, 124560630, 533971782, 2439626795, 10546384942, 47745529864, 208543550082, 940653815829, 4138965244350, 18611240779758, 82249270808254
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 5 of A263764.

Examples

			Some solutions for n=7
..1....0....1....5....4....2....0....0....3....5....0....5....5....5....0....3
..6....6....5....3....5....6....1....6....4....0....6....3....3....2....5....1
..2....2....0....0....1....0....2....2....1....4....2....0....0....0....4....0
..3....1....6....2....6....5....6....5....2....1....4....6....6....1....1....2
..0....4....3....6....3....1....4....1....6....2....1....2....1....4....2....4
..4....5....4....1....0....3....3....3....0....6....3....4....2....3....3....5
..5....3....2....4....2....4....5....4....5....3....5....1....4....6....6....6
		

Crossrefs

Cf. A263764.

A263762 Number of length n arrays of permutations of 0..n-1 with each element moved by -6 to 6 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 4, 31, 146, 1289, 6152, 41747, 181272, 1029204, 4541726, 24695797, 116559212, 642871583, 3152492440, 17219444286, 85580720364, 459088917466, 2296809945900, 12164522824153, 61405250721512, 323474064711527
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 6 of A263764

Examples

			Some solutions for n=7
..5....0....6....4....0....1....0....5....4....6....6....5....2....1....0....0
..0....5....0....6....4....5....6....0....0....1....5....0....5....0....2....3
..4....2....2....2....2....0....2....6....2....2....3....4....0....5....5....1
..3....1....3....3....6....3....1....4....6....0....1....6....1....3....1....2
..1....3....4....0....3....2....5....1....3....5....2....2....3....2....3....6
..2....6....5....1....1....4....3....2....5....4....0....3....6....4....4....5
..6....4....1....5....5....6....4....3....1....3....4....1....4....6....6....4
		

Crossrefs

A263763 Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and exactly one more element moved upwards than downwards.

Original entry on oeis.org

0, 0, 1, 4, 31, 146, 1289, 7736, 68811, 354568, 2562282, 12614090, 80560052, 406847624, 2530379183, 13576171696, 85562497735, 476311791218, 2983359368303, 16861046247216, 104017882519889, 591843352618090, 3599197579892399
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 7 of A263764

Examples

			Some solutions for n=7
..0....4....1....3....3....3....6....4....2....2....2....6....5....6....6....6
..1....6....5....6....6....5....5....3....0....5....6....5....0....4....0....0
..2....0....6....5....5....2....1....6....3....0....0....0....2....1....2....4
..6....1....2....2....2....0....4....1....6....6....5....3....4....3....3....1
..3....5....3....0....1....1....0....0....1....3....1....4....3....2....4....5
..5....2....4....1....4....4....3....2....4....1....4....2....1....5....5....3
..4....3....0....4....0....6....2....5....5....4....3....1....6....0....1....2
		

Crossrefs

Showing 1-6 of 6 results.