3125000
domain: N
Appears in sequences
- a(n) = n*5^n.at n=8A036291
- Expansion of (1+3*x)/(1-5*x).at n=9A128625
- Sequence identical to its third differences in absolute values.at n=27A138278
- Numbers expressible as A*B^A in two or more different ways, with A, B > 1.at n=10A171606
- Hypotenuses for which there exist exactly 8 distinct integer triangles.at n=6A290499
- Numbers k such that k^3 is the sum of two nonzero 4th powers.at n=31A291849
- Integers k such that k = Sum k/(p_i + j), where p_i are the prime factors of k (with multiplicity). Case j = -3.at n=24A380923