428227

Properties

Appears in sequences

• a(n) = a(n-2) + a(n-3), with a(0) = 0, a(1) = 1, a(2) = 2.at n=47A007307
• a(n+3) = 5*a(n+2)-4*a(n+1)+a(n).at n=11A012866
• First column of a triangle - see Comments lines.at n=16A135364
• a(n) = a(n-1) + a(n-2) + a(n-4), with a(1)=1, a(2)=1, a(3)=3, a(4)=6.at n=23A259968
• Prime numbersat n=36021