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A186780 Solutions n of equation A064380(n)-A000010(n)=4 in integers n>=2. 2


%S 22,25,26,32,51,57,115,135,136,145,189,203,217,297,517,583,689,767,

%T 793,1207,1241,1343,1411,1501,1577,1691,2231,2323,2369,2461,2507,2599,

%U 3683,3799,3937,3973,4031,4061,4247,4309,4619,4681,5513,5587,5809,6031,6179,6401

%N Solutions n of equation A064380(n)-A000010(n)=4 in integers n>=2.

%C The sequence is infinite.

%D V. S. Shevelev, Multiplicative functions in the Fermi-Dirac arithmetic, Izvestia Vuzov of the North-Caucasus region, Nature sciences 4 (1996), 28-43.

%H Amiram Eldar, <a href="/A186780/b186780.txt">Table of n, a(n) for n = 1..250</a>

%Y Cf. A000010, A064380, A176472, A176509, A186777, A186778, A186779.

%K nonn

%O 1,1

%A _Vladimir Shevelev_, Feb 26 2011

%E More terms from _Amiram Eldar_, Sep 14 2019

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Last modified January 26 11:21 EST 2021. Contains 340438 sequences. (Running on oeis4.)