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 11-13 of 13 results.

A231268 Number of (6+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

1366, 20911, 289230, 4670875, 77333664, 1350570015, 23652344858, 421109550715, 7513589661255, 134646767819908, 2415227031044881, 43379008701842234, 779417439093210714, 14009470607780211440, 251841034462913263365
Offset: 1

Views

Author

R. H. Hardin, Nov 06 2013

Keywords

Comments

Row 6 of A231263

Examples

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

A231269 Number of (7+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

5462, 129329, 2848550, 72212345, 1911322499, 53369789699, 1496478177166, 42743970963033, 1224046292071020, 35220701171406897, 1014732292225672289, 29277261630263523080, 845121666173764151769, 24406166622526862441263
Offset: 1

Views

Author

R. H. Hardin, Nov 06 2013

Keywords

Comments

Row 7 of A231263

Examples

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

A231256 Number of (n+1)X(n+1) 0..2 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order.

Original entry on oeis.org

2, 15, 304, 19503, 3130708, 1350570015, 1496478177166, 4339950773804841, 32510127329051575349, 631327524382609726232392, 31694391041907948471880253567
Offset: 1

Views

Author

R. H. Hardin, Nov 06 2013

Keywords

Comments

Diagonal of A231263

Examples

			Some solutions for n=3
..0..0..0..0....0..0..1..1....0..0..1..1....0..0..0..0....0..0..0..1
..1..1..1..1....0..1..1..2....0..1..1..2....1..1..0..0....0..0..1..0
..2..2..2..2....2..2..2..0....1..2..2..0....1..2..2..0....1..1..0..2
..1..1..1..1....2..2..0..0....2..2..0..0....2..2..0..0....0..0..2..2
		
Previous Showing 11-13 of 13 results.