5097243

Appears in sequences

• a(n) = 3*a(n-1) + a(n-2), with a(0)=0, a(1)=1.at n=14A006190
• Pisot sequences E(3,10), P(3,10).at n=12A020704
• Denominators of continued fraction convergents to sqrt(13).at n=23A041019
• Numbers k such that 13*k^2 + 4 is a square.at n=7A075835
• a(n) = 2*a(n-2)+4*a(n-4)+a(n-6), n>11.at n=31A107855
• Fixed-k dispersion for Q = 13: array D(g,h) (g, h >= 1), read by ascending antidiagonals.at n=42A120863
• a(n) = 3*a(n-2) + a(n-4), a(0)=a(1)=0, a(2)=1, a(3)=2.at n=28A305889