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A074583 Numbers n such that sopfr(n) = S(n), where sopfr(n) = A001414 and S(n) = A002034. +0
2
1, 2, 3, 4, 5, 7, 9, 11, 13, 17, 19, 23, 25, 27, 29, 31, 37, 41, 43, 47, 49, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 121, 125, 127, 131, 137, 139, 149, 151, 157, 163, 167, 169, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239 (list; graph; listen)
OFFSET

1,2

COMMENT

These are the prime powers p^e with e<=p. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 15 2003

CROSSREFS

Sequence in context: A089651 A063487 A081998 this_sequence A001092 A000430 A067126

Adjacent sequences: A074580 A074581 A074582 this_sequence A074584 A074585 A074586

KEYWORD

easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Aug 24 2002

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.


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