29104549domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of length-n 0..6 arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1.at n=8A269638Number of subsets of {1,2,...,n} such that no two elements differ by 1 or 5.at n=41A374737Prime numbersat n=1805730