68359375
domain: N
Appears in sequences
- a(n) = 7*5^n.at n=10A005055
- Denominators of sequence arising from study of Calabi-Yau manifolds.at n=6A060347
- G.f. defined as the limit: A(x) = lim_{n->oo} F(n)^(1/5^(n-1)) where F(n) is the n-th iteration of: F(0) = 1, F(n) = F(n-1)^5 + (5x)^((5^n-1)/4) for n >= 1.at n=10A101194
- Terms in A178335 not divisible by 10.at n=33A158204
- a(n) is the smallest 5-rough number with exactly n divisors.at n=21A361615
- a(n) is the least k such that k == 1 (mod 6) and k has exactly n prime factors, counted with multiplicity.at n=10A366941