%I #2 Oct 02 2013 15:47:19
%S 120,300,378,496,630,780,990,1128,1485,1540,1596,2556,2628,2850,3160,
%T 3321,3570,3828,4095,4851,5778,5886,6328,6786,7750,8778,9045,9870,
%U 10878,11781,12090,13203,13530,14028,14535,14706,15225,16110,16290
%N Triangular numbers which are 5-almost primes.
%e a(1)=120, 120 is a triangular number and 120=2*2*2*3*5 i.e. is a product of 5 prime factors so is 5-almost prime.
%K base,easy,nonn
%O 1,1
%A _Shyam Sunder Gupta_, Oct 19 2002
|