131363

Properties

Appears in sequences

• Square-loop primes.at n=16A108660
• Number of strict quasi-parity perfect graphs on n nodes.at n=8A123460
• a(n) = 10*a(n-1) - 23*a(n-2) for n > 1; a(0) = 1, a(1) = 9.at n=6A163349
• Primes of the form 2^k + k^2 + 2.at n=6A182357
• Numbers of the form Sum_{e in S} 2^(e-1) where S is a finite set of positive integers such that any element of S divides the sum of the elements of S.at n=38A337744
• Prime numbersat n=12273