139216domain: NAppears in sequencesSelf-convolution of (1^3, 2^3, 3^3, 4^3, ... ).at n=9A145216Number of (7+1) X (n+1) 0..1 arrays with every 2 X 2 subblock ne-sw antidiagonal difference nondecreasing horizontally and nw+se diagonal sum nondecreasing vertically.at n=23A258560