103561

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 9x + 2.at n=35A023324
• Primes that remain prime through 5 iterations of function f(x) = 9x + 2.at n=9A023352
• Initial number for record sum of numbers in trajectory of 3x+1 problem.at n=41A033495
• Primes base 10 that remain primes in six bases b, 2<=b<=10, expansions interpreted as decimal numbers.at n=17A052028
• Primes with 21 as smallest positive primitive root.at n=12A061333
• Primes p such that the differences between the 5 consecutive primes starting with p are (6,6,4,6).at n=12A078967
• Triangle read by rows, where t(n,1) = 1, t(n,m) = t(n,m-1) + (largest nonprime {1 or composite} in row {n-1}).at n=53A120853
• Prime numbersat n=9895