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.

A263738 Number of length n arrays of permutations of 0..n-1 with each element moved by -2 to 2 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 10, 19, 43, 90, 202, 434, 971, 2133, 4780, 10634, 23918, 53667, 121159, 273464, 619510, 1404284, 3190779, 7256305, 16529258, 37686110, 86028558, 196547581, 449479587, 1028674074, 2356054490, 5399827384, 12383951473, 28417821421
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 2 of A263744

Examples

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

Crossrefs

A263739 Number of length n arrays of permutations of 0..n-1 with each element moved by -3 to 3 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 14, 36, 110, 277, 823, 2292, 6862, 19518, 57932, 167852, 499181, 1464997, 4360738, 12891144, 38436616, 114235572, 341264028, 1018047671, 3046747775, 9114371288, 27322966348, 81915150788, 245937559472, 738620368466
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 3 of A263744

Examples

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

Crossrefs

A263740 Number of length n arrays of permutations of 0..n-1 with each element moved by -4 to 4 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 14, 46, 214, 664, 2516, 7989, 30299, 104622, 399316, 1411880, 5298114, 18971986, 70774024, 256952680, 957861715, 3507882839, 13059944402, 48088198908, 178984147550, 661805950128, 2464463156096, 9141021963396
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 4 of A263744

Examples

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

Crossrefs

A263741 Number of length n arrays of permutations of 0..n-1 with each element moved by -5 to 5 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 14, 46, 282, 1118, 5962, 21974, 100324, 384813, 1770579, 7304326, 33789034, 142823462, 650681108, 2776615816, 12494221594, 53928255898, 241817051980, 1054482471250, 4720387107791, 20718599970171, 92576815674458
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 5 of A263744

Examples

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

Crossrefs

A263742 Number of length n arrays of permutations of 0..n-1 with each element moved by -6 to 6 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 14, 46, 282, 1394, 10090, 44914, 266476, 1144246, 6123066, 27514165, 148657877, 712133826, 3868859444, 19001179140, 101945373036, 505520499480, 2672357669178, 13361279040764, 70132283967884, 354087976208204
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Comments

Column 6 of A263744

Examples

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

Crossrefs

A263743 Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and equal numbers of elements moved upwards and downwards.

Original entry on oeis.org

1, 2, 4, 14, 46, 282, 1394, 12658, 68834, 535262, 2657220, 17475120, 85950104, 527877048, 2718408447, 16862137915, 91926451748, 573370470804, 3205404296496, 19797261171758, 111841627799232, 680889785121642, 3871436713513634
Offset: 1

Views

Author

R. H. Hardin, Oct 25 2015

Keywords

Examples

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

Crossrefs

Column 7 of A263744.
Showing 1-6 of 6 results.