134909domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes p such that the concatenation p//29 is a squared prime.at n=12A168568a(n) is the numerator of (1134*n^3 + 2097*n^2 + 1188*n + 193)/(10368*n^4 + 20736*n^3 + 14112*n^2 + 3744*n + 320).at n=15A374607Prime numbersat n=12569