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.

Previous Showing 11-14 of 14 results.

A231401 Number of (5+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

23, 31, 740, 4085, 41237, 401240, 3407422, 34218952, 319475231, 3008421437, 29613840551, 280330691913, 2731735447620, 26562135008952, 256786549560916, 2514185479608458, 24477768294561000, 239048054042207254
Offset: 1

Views

Author

R. H. Hardin, Nov 08 2013

Keywords

Comments

Row 5 of A231396

Examples

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

A231389 Number of (n+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

3, 8, 100, 1096, 41237, 3002376, 374180527, 105642740621
Offset: 1

Views

Author

R. H. Hardin, Nov 08 2013

Keywords

Comments

Diagonal of A231396

Examples

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

A231402 Number of (6+1) X (n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

44, 52, 2061, 15732, 217846, 3002376, 35510853, 491895476, 6459555901, 84084715248, 1151100835544, 15191630623683, 204807017142122, 2771424868862979, 37176070355827412, 504666221181017744
Offset: 1

Views

Author

R. H. Hardin, Nov 08 2013

Keywords

Comments

Row 6 of A231396.

Examples

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

Crossrefs

Cf. A231396.

A231403 Number of (7+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

87, 95, 5834, 62039, 1158551, 22654165, 374180527, 7170248270
Offset: 1

Views

Author

R. H. Hardin, Nov 08 2013

Keywords

Comments

Row 7 of A231396

Examples

			Some solutions for n=4
..0..0..0..1..1....0..1..0..0..0....0..0..0..0..0....0..0..0..0..0
..0..0..0..1..1....1..0..1..0..0....1..1..0..0..0....0..0..0..0..0
..0..0..0..1..1....0..1..0..1..0....1..1..1..0..0....0..0..0..0..0
..0..0..1..1..1....0..0..1..0..1....1..1..2..2..2....0..0..0..1..1
..1..1..1..2..2....0..0..0..1..0....1..2..2..2..2....2..2..1..1..1
..1..1..2..2..2....0..0..1..0..1....2..1..2..1..1....2..2..2..1..1
..0..0..0..2..2....1..1..0..1..0....1..2..1..1..1....2..2..2..2..1
..0..0..0..0..0....1..1..1..0..1....2..1..2..2..2....1..1..1..1..2
		
Previous Showing 11-14 of 14 results.