99112

Appears in sequences

• a(1) = 1, a(2) = 2, a(n+2) = a(n)#*#a(n+1) where #*# stands for digit-wise product of a(n) and a(n+1).at n=14A096096
• Number of -n..n arrays x(0..3) of 4 elements with zero sum and no two consecutive zero elements.at n=25A199531
• Expansion of Sum_{i>=1} mu(i)^2*x^i/(1 - x^i) * Product_{j>=i} 1/(1 - mu(j)^2*x^j), where mu() is the Moebius function (A008683).at n=43A284829
• G.f. A(x) = Sum_{n>=1} a(n)*x^(3*n-2) satisfies: A(x*R(x)) = x^2 - x^5, where A(R(x)) = x.at n=7A350476