7220496869

Appears in sequences

• a(0) = 1, a(1) = 5, a(n) = 4*a(n-1) - a(n-2).at n=17A001834
• Numerators of continued fraction convergents to sqrt(363).at n=6A041686
• Limit of the sequence obtained from S(0) = (1,1) and, for n > 0, S(n) = I(S(n-1)), where I consists of inserting, for i = 1, 2, 3..., the term a(i) + a(i+1) between any two terms for which 7*a(i+1) <= 11*a(i).at n=34A082630
• Number of Khalimsky-continuous functions with a three-point codomain.at n=33A131887
• Numerators of the lower principal convergents and the lower intermediate convergents to 3^(1/2).at n=34A143643