4794088

Appears in sequences

• Definition (1): Number of n-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed.at n=28A000013
• Number of even sequences with period 2n (bisection of A000013).at n=14A000116
• Number of complementary pairs of circulant digraphs on n nodes.at n=28A054930
• Number of n X 5 0..1 arrays with no element equal to more than one of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.at n=18A280551