589254
domain: N
Appears in sequences
- Fibonacci sequence beginning 0, 3.at n=27A022086
- Markoff numbers (A002559) multiplied by 3.at n=33A086326
- a(0) = 1; for n>0, a(n) = 3*Fibonacci(n).at n=27A097135
- Expansion of g.f. (7+6*x-6*x^2-3*x^3)/((x^2+x-1)*(x^2-x-1)).at n=25A099255
- Number of vertices of degree n in all Lucas cubes.at n=13A258121
- a(n) = 3*a(n-2) - a(n-4) for n > 3, with a(0)=4, a(1)=3, a(2)=a(3)=6, a sequence related to bisections of Fibonacci numbers.at n=27A292616