65041901domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally and vertically.at n=9A256899Prime numbersat n=3842932