582342

Appears in sequences

• Number of chordless cycles in the n X n white bishop graph.at n=8A303542
• Place n equally spaced points on each side of an equilateral triangle, and join each of these points by a chord to the 2*n new points on the other two sides: sequence gives number of interior vertices in the resulting planar graph.at n=24A366484
• Number of chordless cycles in the n X n black bishop graph.at n=9A370210