174311domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes with eleven embedded primes.at n=26A179919Number of (n+2) X (1+2) 0..1 arrays with no 3 x 3 subblock diagonal sum 1 and no antidiagonal sum 1 and no row sum 1 and no column sum 1.at n=10A255094Prime numbersat n=15861