217587domain: NAppears in sequences30*a(n) is the gap between sexy prime triples in the n-th sexy prime triple triple whose initial term is 7.at n=35A090776Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,3,2,1,2 for x=0,1,2,3,4.at n=8A197338