242807

Properties

Appears in sequences

• Engel expansion of sqrt(3).at n=17A028257
• Omit the 1's from Rowland's sequence f(n) - f(n-1) = gcd(n,f(n-1)), where f(1) = 7.at n=47A137613
• Auxiliary r(n) sequence used to prove some properties about Rowland's sequence: r(1) = 1, and r(n) = 1/2*(c(n)+1), where c(n) is A190894, for n>1.at n=48A190895
• Records in A132199.at n=16A191304
• New primes found by Rowland's recurrence in the order of their appearance.at n=19A221869
• Number of minimax elements in the affine Weyl group of the Lie algebra so(2n).at n=13A245455
• Prime numbersat n=21456