182309domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest prime divisor of Kummer numbers ( = primorials - 1), or 1 if no such prime exists.at n=48A057713Numerator of Laguerre(n, -12).at n=6A160554Number of superdiagonal bargraphs with area n.at n=43A219282Prime numbersat n=16522