55387

Appears in sequences

• Solutions k of the equation phi(k) = phi(k-1) + phi(k-2). Also known as Phibonacci numbers.at n=25A065557
• Composite numbers k such that phi(k) = phi(k-1) + phi(k-2).at n=4A065572
• Number of FF-equivalence classes of Łukasiewicz paths. Łukasiewicz paths are P-equivalent iff the positions of pattern P are identical in these paths.at n=20A302483