77892523domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of 4 X n binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.at n=6A069418Number of n X 7 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.at n=3A069427Prime numbersat n=4553629