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.

A222675 Number of nX4 0..3 arrays with no more than floor(nX4/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order.

Original entry on oeis.org

4, 10, 58, 527, 8276, 133028, 2363628, 40206464, 727306856, 12525102179, 225526086320, 3916711645116, 70238669794180, 1227292294581568, 21942415435228510, 385251466640023275, 6872913615981792520
Offset: 1

Views

Author

R. H. Hardin Feb 28 2013

Keywords

Comments

Column 4 of A222679

Examples

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