OFFSET
1,1
LINKS
Lior Manor, Table of n, a(n) for n = 1..199
EXAMPLE
a(5) = 7, since the product of the 5 consecutive integers 7..11 is divisible by 5 distinct prime factors, and no smaller set of 5 such consecutive integers exists.
MATHEMATICA
a252796[n_] := Block[{k},
Table[k = 1; While[i != PrimeNu[Times @@ Range[k, k + i - 1]], k++];
k, {i, n}]]; a252796[55] (* Michael De Vlieger, Dec 22 2014 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Lior Manor, Dec 22 2014
STATUS
approved