1,2

If f(x) is defined as the sum of n=1 until x of all square roots of n then this number here is f(1/2).

Table of n, a(n) for n=1..98.

ContinuedFraction[HarmonicNumber[1/2, -1/2], 200]

Sequence in context: A011249 A002784 A276010 * A049278 A194680 A131739

Adjacent sequences: A166026 A166027 A166028 * A166030 A166031 A166032

cofr,nonn

Leonhard Kreissig, Oct 05 2009

approved