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 1-2 of 2 results.

A216758 Number of horizontal, vertical, diagonal, antidiagonal or knight-move neighbor colorings of an nX3 array with new integer colors introduced in row major order.

Original entry on oeis.org

2, 4, 60, 2957, 337731, 71786149, 24889021634, 12901134791995
Offset: 1

Views

Author

R. H. Hardin Sep 15 2012

Keywords

Comments

Column 3 of A216760

Examples

			Some solutions for n=4
..0..1..0....0..1..2....0..1..2....0..1..2....0..1..2....0..1..2....0..1..2
..2..3..4....3..4..5....3..4..5....3..4..3....3..4..5....3..4..5....3..4..5
..5..1..6....6..1..7....0..6..2....2..5..2....2..1..6....2..6..2....6..7..2
..7..0..2....0..8..3....7..1..3....1..0..1....5..7..0....5..0..5....8..4..8

A216759 Number of horizontal, vertical, diagonal, antidiagonal or knight-move neighbor colorings of an nX4 array with new integer colors introduced in row major order.

Original entry on oeis.org

5, 34, 2957, 1340534, 1842474893
Offset: 1

Views

Author

R. H. Hardin Sep 15 2012

Keywords

Comments

Column 4 of A216760

Examples

			Some solutions for n=3
..0..3..2..0....0..3..2..5....0..3..6..5....0..2..0..2....0..3..5..1
..1..4..1..6....1..4..1..6....1..4..7..4....1..3..1..3....1..4..6..2
..2..3..5..7....2..3..0..7....2..5..0..3....0..4..0..2....2..3..7..8
Showing 1-2 of 2 results.

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