61337
domain: N
Appears in sequences
- Strong pseudoprimes to base 8.at n=30A020234
- Strong pseudoprimes to base 37.at n=20A020263
- Strong pseudoprimes to base 47.at n=20A020273
- Strong pseudoprimes to base 50.at n=22A020276
- Strong pseudoprimes to base 52.at n=23A020278
- Strong pseudoprimes to base 97.at n=27A020323
- Least number k such that phi(k) / Carmichael lambda(k) = 2n.at n=40A066497
- Icosagonal numbers for which the sum of the digits is also an icosagonal number.at n=6A117799
- Smallest product of two distinct primes of the form n*k+1.at n=40A194265
- Numbers k such that 32771*2^k + 1 is prime.at n=40A281483
- a(n) is the smallest k such that the p-rank of (Z/kZ)* is 2, where p = prime(n) and (Z/kZ)* is the multiplicative group of integers modulo n.at n=12A307434
- a(n) is the smallest k such that (Z/kZ)* contains C_(2n) X C_(2n) as a subgroup, where (Z/kZ)* is the multiplicative group of integers modulo n.at n=40A307436