286451

Appears in sequences

• Row sums of triangle A105629, which is the matrix logarithm of triangle A105623.at n=7A105631
• E.g.f. A(x) satisfies A(x) = exp( x*(A(x) + A(w*x) + A(w^2*x))/3 ), where w = exp(2*Pi*i/3).at n=10A385691