Number of divisors of n not in the half-open interval [sqrt(n/2), sqrt(n*2)).
0, 1, 2, 2, 2, 2, 2, 3, 2, 4, 2, 4, 2, 4, 2, 4, 2, 5, 2, 4, 4, 4, 2, 6, 2, 4, 4, 4, 2, 6, 2, 5, 4, 4
1 seqfan posts
Thu Mar 4 11:31:47 CET 2010 [seqfan] divisors <= sqrt(n)