888660domain: NAppears in sequencesExpansion of 1/((1-x)*(1-5*x)*(1-6*x)*(1-12*x)).at n=5A022448Number of 3Xn arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 3Xn array.at n=17A220155