116329

Properties

Appears in sequences

• Primes that remain prime through 5 iterations of function f(x) = 2x + 5.at n=11A023332
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 25.at n=27A031613
• Leading diagonal of triangle in A072467.at n=36A072468
• Values of n for which the concatenations 1nn1, 3nn3, 7nn7 and 9nn9 are all primes.at n=12A102504
• Compressed discriminator of the factorial numbers.at n=42A272649
• Prime numbersat n=10989