5568833025

Appears in sequences

• Group odd numbers into (1), (3,5,7), (9,11,13,15,17), ...; a(n) = product of n-th group.at n=3A062031
• Product of n-th group of terms in A074147.at n=6A082735
• E.g.f. A(x) satisfies A(x) = exp( arcsinh(x * A(x)^3) ).at n=8A385441