181885domain: NAppears in sequencesNumber of permutations of length n which avoid the patterns 1234, 1342, 1432.at n=10A116798Number of arrays of the median of three adjacent elements of some length n+2 0..6 array.at n=6A228738Number of arrays of the median of three adjacent elements of some length 9 0..n array.at n=5A228744