2575297domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of 6 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=3A069420Number of n X 4 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.at n=5A069424Prime numbersat n=188180