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%I #5 Jul 19 2014 09:33:47
%S 4,7,13,14,21,27,28
%N Numbers n such that A244435(n) is not in the set {A244435(n-1), A244435(n+1)}.
%e A244435(27)=6118 is not in the set {A244435(26), A244435(28)}={1667, 8249} also A244435(28)=8249 is not in the set {A244435(27), A244435(29)}={6118, 9098} so 27 and 28 are two terms of this sequence.
%Y Cf. A244434, A244435.
%K nonn,more
%O 1,1
%A _Farideh Firoozbakht_, Jul 19 2014