-21441420

Appears in sequences

• a(n) = A369134(n, 2).at n=8A369122
• Triangle read by rows: T(n, k) = (-1)^(n + 1)*L(n) * M(n, k) where M is the inverse of the matrix generated by the triangle A368846 and L(n) is the lcm of the denominators of the terms in the n-th row of M.at n=38A369134