375040

Appears in sequences

• Expansion of 1/(1 - 2*x^2 - 2*x^3).at n=24A052907
• a(n)=4a(n-1)-4a(n-2)+4a(n-3).at n=12A099214
• a(n) = 2 + floor((1 + Sum_{j=1..n-1} a(j))/3).at n=42A120149