31875248

Appears in sequences

• Number of defective 4-colorings of an n X 4 0..3 array connected horizontally, antidiagonally and vertically with exactly one mistake, and colors introduced in row-major 0..3 order.at n=6A229475
• Number of defective 4-colorings of an n X 7 0..3 array connected horizontally, antidiagonally and vertically with exactly one mistake, and colors introduced in row-major 0..3 order.at n=3A229478