1037963domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of n element 0..1 arrays with each element the minimum of 7 adjacent elements of a random 0..1 array of n+6 elements.at n=40A217838Expansion of (1 - x + x^4)/((1 - x + x^4)^2 - 4*x^4).at n=23A376718Prime numbersat n=81268