-524291

Appears in sequences

• a(0)=1. a(n)= -2^(n-1)-3*(-1)^n, n>1.at n=20A156067
• a(n)= -3a(n-1)-3a(n-2)-2a(n-3), n>3. a(0)=4, a(1)=4, a(2)=-5, a(3)=4.at n=20A158935