1056331

Appears in sequences

• Odd composites with increasing proportion of nontrivial non-witnesses of compositeness by the Miller-Rabin primality test.at n=19A090659
• Records in A111273.at n=32A113732
• Numbers of the form p*q, p and q prime with q=2*p-1.at n=28A129521
• Odd numbers with increasing numbers of bases to which they are strong pseudoprimes.at n=32A141768
• Fermat pseudoprimes n to base 3 for which sqrt(8*n + 1) is an integer.at n=38A217841
• Squarefree numbers (from A005117) with prime divisors in a 2p-1 progression.at n=30A231814
• Record values in A265388.at n=31A265395
• Odd numbers > 1, not powers of primes, for which A326147(n) is equal to abs(A326146(n)).at n=36A326148
• Odd composite numbers k for which the number of witnesses for strong pseudoprimality of k equals phi(k)/4, where phi is the Euler totient function (A000010).at n=21A329759
• Record values in A346599.at n=34A346601