56189

Appears in sequences

• Numbers n such that absolute value of Sum_{k=1..n} mu(k)/k sets a new minimum.at n=19A070892
• Numbers whose anti-divisors sum to a perfect cube.at n=38A109351
• Form the difference table of the sequence {2^k*k!}, then divide k-th column entries by 2^k*k!. Array read by ascending antidiagonals, T(n, k) for n, k >= 0.at n=30A143410