124633

Properties

Appears in sequences

• 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 26.at n=27A031614
• a(n) = 6*binomial(n,4) + 5*binomial(n,2) - 4*n + 5.at n=27A066455
• a(n) is the first odd prime greater than a(n-1) such that (a(1), ..., a(n)) forms a prime vector. a(1)=3, a(2)=5.at n=13A287940
• Indices at which record values in A318291 occur.at n=14A318561
• Prime numbersat n=11702