82929001

Appears in sequences

• Carmichael numbers of the form (60k+41)*(90k+61)*(150k+101), where 60k+41, 90k+61 and 150k+101 are all primes.at n=2A255441
• Carmichael numbers (A002997) that are the sum of three consecutive primes.at n=10A270267
• a(1) = 561; a(n+1) = smallest Fermat pseudoprime to all natural bases up to lpf(a(n)).at n=13A300629
• Imprimitive Carmichael numbers: Carmichael numbers m such that if m = p_1 * p_2 * ... *p_k is the prime factorization of m then g(m) = gcd(p_1 - 1, ..., p_k - 1) > sqrt(lambda(m)), where lambda is the Carmichael lambda function (A002322).at n=22A328935
• Carmichael numbers (A002997) that are not minimal in their family.at n=11A335584
• Records in A083876.at n=13A348258