%I #16 Aug 28 2022 21:11:46
%S 14,38,62,68,74,76,90,94,98,114,118,124,142,152,158,174,182,188,194,
%T 214,230,234,236,242,246,248,254,258,278,284,286,302,304,308,314,318,
%U 322,334,338,350,354,364,370,374,376,390,398,402,406,410,414,422,426
%N Even cototient numbers which are nontotients.
%H Donovan Johnson, <a href="/A058826/b058826.txt">Table of n, a(n) for n = 1..10000</a>
%F Intersection(A058817, A005277).
%e 14 is a nontotient number but it is cototient of 26: 14 = 26 - phi(26).
%Y Cf. A000010, A051953, A005277, A005278, A002020, A058763, A058817.
%K nonn
%O 1,1
%A _Labos Elemer_, Jan 04 2001
|