162214

Appears in sequences

• Convolution of L(n+1) := A000204(n+1) (Lucas), n>=0, with L(n+9), n>=0.at n=10A067987
• a(n) = A222051(n)/binomial(2*n,n), the central terms in rows of triangle A220178 divided by the central binomial coefficients.at n=6A222052
• a(n) = Sum_{x_1|n, x_2|n, x_3|n, x_4|n, x_5|n} gcd(x_1,x_2,x_3,x_4,x_5).at n=47A344139