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Dedekind psi summatory function
From OeisWiki
The Dedekind psi summatory function (partial sums of the Dedekind psi function) is
where is the Dedekind psi function.
is even for
Sequences
A173290 Dedekind psi summatory function: partial sums of the Dedekind psi function (A001615).
- {1, 4, 8, 14, 20, 32, 40, 52, 64, 82, 94, 118, 132, 156, 180, 204, 222, 258, 278, 314, 346, 382, 406, 454, 484, 526, 562, 610, 640, 712, 744, 792, 840, 894, 942, 1014, 1052, 1112, 1168, 1240, 1282, ...}