A068886 - OEIS

A068886

First of n consecutive numbers such that the k-th number is divisible by a k-th power for k = 1,...,n.

%I #12 Dec 05 2013 19:55:14

%S 1,3,62,349,3531868,992498747,44723178138747

%N First of n consecutive numbers such that the k-th number is divisible by a k-th power for k = 1,...,n.

%C a(8) <= 7738983681403458218745. - _Donovan Johnson_, Aug 28 2013

%C a(8) <= 3209750069868962890618. - _Giovanni Resta_, Sep 05 2013

%e a(4) = 349 as 350, 351 and 352 are divisible respectively by 5^2, 3^3 and 2^4.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Mar 19 2002

%E a(5)-a(6) from _Donovan Johnson_, Feb 06 2010

%E a(7) from _Donovan Johnson_, Sep 15 2010