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Odd primes that are not highly-imperfect numbers.
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%I #8 Dec 12 2021 11:43:12

%S 181,241,251,257,263,367,373,379,383,389,397,401,409,419,421,431,433,

%T 439,443,449,457,461,463,467,479,487,491,499,503,509,521,523,541,547,

%U 557,563,569,571,577,587,593,599,601,607,613,617,619,631,641,643,647,653

%N Odd primes that are not highly-imperfect numbers.

%C The sequence of highly-imperfect numbers begins with 1 and the odd primes up to 113... then even numbers appear and some odd primes are left out.

%Y Cf. A074918.

%K nonn

%O 1,1

%A _Joseph L. Pe_, Oct 03 2002

%E More terms from _Sean A. Irvine_, Dec 11 2021