615253868domain: NAppears in sequencesNumber of (n+1)X3 0..2 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=6A205200Number of (n+1) X 8 0..2 arrays with the permanents of 2 X 2 subblocks nondecreasing rightwards and downwards.at n=1A205205