30790

Appears in sequences

• Denominators of continued fraction convergents to sqrt(691).at n=7A042329
• a(1)=1; a(n+1) = Sum_{k=1 to n} a(k) a(ceiling(n/k)).at n=12A097919
• Expansion of 1/G(0) where G(k) = 1 - q/(1 - q - q^3 / G(k+1) ).at n=13A238438