91552734375
domain: N
Appears in sequences
- Expansion of g.f. (1 - 2*x)/(1 - 5*x).at n=16A005053
- a(n) = Sum_{k=0..n} (k+1) * T(n,k), with T given by A026374.at n=28A026950
- a(n) = n*5^(n-1).at n=15A053464
- a(n) = 5^(n/2) for n even, a(n) = 3*5^((n-1)/2) for n odd.at n=31A056487
- Reciprocal of n terminates with an infinite repetition of digit 6. Multiples of 10 are omitted.at n=24A064565
- a(n) = (2*n+1)*25^n.at n=7A166725
- Hypotenuses for which there exist exactly 15 distinct integer triangles.at n=2A290503
- Smallest term of A337081 that has exactly n prime factors, or 0 if no such term exists.at n=15A337112