1048517domain: NPropertiesPrimalityPrimeyesAppears in sequencesa(n) = 4*2^n - 3*n - 5.at n=18A109363Primes of the form (2^n - 1)*(2^(m+3)) + 5 where n >= 1, m >= 1.at n=24A225214The number of connected weighted cubic graphs with weight n on 8 vertices.at n=23A321307Prime numbersat n=82021