39432domain: NAppears in sequencesNonprimes in the triangle A141020.at n=31A141031Number of nX3 0..1 arrays with every element unequal to 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.at n=11A304144Number of maximal subsets of {1..n} containing no products of distinct elements.at n=45A325710