869059domain: NPropertiesPrimalityPrimeyesAppears in sequencesFibonacci sequence with a(1) = 7 and a(2) = 26.at n=23A098127Smaller of two consecutive prime numbers such that p0+p1=average of twin prime pairs and p0*p1+7=average of twin prime pairs.at n=24A153374Prime numbersat n=69027