2703137domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of n X 3 0..2 arrays with rows, diagonals and antidiagonals unimodal.at n=4A223784T(n,k)=Number of nXk 0..2 arrays with rows, diagonals and antidiagonals unimodal.at n=25A223789Number of 5Xn 0..2 arrays with rows, diagonals and antidiagonals unimodal.at n=2A223792Prime numbersat n=196849