70579domain: NAppears in sequencesStrong pseudoprimes to base 22.at n=20A020248Strong pseudoprimes to base 48.at n=29A020274Strong pseudoprimes to base 98.at n=33A020324Numbers n such that n!8-2 is prime.at n=67A204664Index of n-th low point in A022837.at n=11A324787