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.

A265242 Number of 3Xn arrays containing n copies of 0..3-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 10, 92, 888, 8880, 91180, 955320, 10168092, 109595168, 1193414004, 13106207640, 144965453160, 1613228920704, 18047090084256, 202816635014976, 2288462757997500, 25913609592575040, 294366270662992612
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Row 3 of A265241.

Examples

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

Crossrefs

Cf. A265241.

A265243 Number of 4Xn arrays containing n copies of 0..4-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 68, 4716, 359172, 29189088, 2481226704, 217953360768, 19628937626304, 1802766369904128, 168204846247664640, 15899323155731638272, 1519290122351403276288, 146525430785641038692352
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Row 4 of A265241.

Examples

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

Crossrefs

Cf. A265241.

A265238 Number of nX3 arrays containing 3 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 4, 92, 4716, 414716, 55210372, 10337500044, 2587595524492, 834145695871436, 336495839997451716, 166037668496103782012
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Column 3 of A265241.

Examples

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

Crossrefs

Cf. A265241.

A265239 Number of n X 4 arrays of permutations of 4 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 8, 888, 359172, 327847656, 559450092072, 1595319525849600, 7039355228926588752, 45427065106451676216288
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Column 4 of A265241.

Examples

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

Crossrefs

Cf. A265241.

A265240 Number of n X 5 arrays of permutations of 5 copies of 0..n-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 16, 8880, 29189088, 284341627344, 6395116792255680, 285689982691389531024
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Column 5 of A265241.

Examples

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

Crossrefs

Cf. A265241.

A265244 Number of 5Xn arrays containing n copies of 0..5-1 with no equal antidiagonal neighbors and new values introduced sequentially from 0.

Original entry on oeis.org

1, 604, 414716, 327847656, 284341627344, 262625535902888, 253868599216009152, 254001607812847559424, 261073621361948204045280, 274213074180352392981791664
Offset: 1

Views

Author

R. H. Hardin, Dec 06 2015

Keywords

Comments

Row 5 of A265241.

Examples

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

Crossrefs

Cf. A265241.
Showing 1-6 of 6 results.