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A055516 Largest integer k such that k | Phi(k) + d(k) + n. 0

%I

%S 9,2,25,16,49,27,20,35,121,33,169,55,13,77,289,91,361,85,44,143,529,

%T 133,81,187,56,221,841,247,961,253,68,323,60,217,1369,391,72,437,1681,

%U 403,1849,493,92,551,2209,589,78,667,104,713,2809

%N Largest integer k such that k | Phi(k) + d(k) + n.

%e for a(3), 16 | [ Phi(16) + d(16) + 3 ].

%K nonn

%O 0,1

%A _Robert G. Wilson v_, Jul 03 2000

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Last modified July 24 11:17 EDT 2021. Contains 346273 sequences. (Running on oeis4.)