824882

Appears in sequences

• a(n+3) = 5*a(n+2)-4*a(n+1)+a(n).at n=11A012880
• a(n) = a(n-1) + Sum_{k=0..n-3} a(k) for n >= 2, a(0)=1, a(1)=2.at n=25A049853