67733

Properties

Appears in sequences

• Numbers in A137365 but not in A137366.at n=4A138556
• Primes of the form 10n^2+6n+1.at n=29A154409
• The Collatz (3x+1) iteration in A220145 converted to decimal.at n=6A221468
• Primes p such that p+8, p+86, p+864 are prime.at n=33A236302
• First of three consecutive primes p, q, r such that p + q - r, p^2 + q^2 - r^2 and p^3 + q^3 - r^3 are all prime.at n=27A358744
• a(n) = floor((2*n)!/(n!^2*a(n-1))), with a(0)=1.at n=17A372989
• Prime numbersat n=6745