55406

Appears in sequences

• Pisot sequence L(5,8).at n=17A020736
• Expansion of (2-x-x^2-x^3)/((1-x)*(1-x^2-x^3)).at n=42A052954
• Expansion of (1-x)^(-1)/(1-x^2+x^3).at n=44A077883
• a(n)=the sum of the (1,2)- and (1,3)-entries of the matrix P^n + T^n, where the 3 X 3 matrices P and T are defined by P=[0,1,0;0,0,1;1,0,0] and T=[0,1,0;0,0,1;1,1,0].at n=41A109524
• a(0) = a(1) = 1; a(n) = Sum_{k=0..n-2} lcm(a(k), a(n-k-2)).at n=18A318123
• Expansion of g.f. Sum_{n>=1} q^n/(1-q^(2*n)-q^(3*n)).at n=42A368689