249458849992domain: NAppears in sequencesNumber of (n+1)X(n+1) 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=3A205173Number of (n+1)X5 0..3 arrays with the permanents of 2X2 subblocks nondecreasing rightwards and downwards.at n=3A205177