1314631
domain: N
Appears in sequences
- Pseudoprimes to bases 3,5 and 7.at n=25A083740
- Odd composites with increasing proportion of nontrivial non-witnesses of compositeness by the Miller-Rabin primality test.at n=20A090659
- Records in A111273.at n=33A113732
- Numbers of the form p*q, p and q prime with q=2*p-1.at n=29A129521
- Odd numbers with increasing numbers of bases to which they are strong pseudoprimes.at n=34A141768
- Squarefree numbers (from A005117) with prime divisors in a 2p-1 progression.at n=31A231814
- Record values in A265388.at n=32A265395
- Odd numbers > 1, not powers of primes, for which A326147(n) is equal to abs(A326146(n)).at n=38A326148
- 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=23A329759
- Euler-Fibonacci pseudoprimes: odd composites k such that F(k) == 5^((k-1)/2) == +-1 (mod k), where F(k) = A000045(k), the Fibonacci numbers.at n=8A345753
- Record values in A346599.at n=35A346601