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A140768 Prime convenient numbers. 1
2, 3, 5, 7, 13, 37 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Prime terms of A000926. From Jud McCranie's comment in A000926, if an additional term exists it is > 100000000, and Weinberger showed that there is at most one further term [Jonathan Vos Post, Jan 29, 2011].

REFERENCES

J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 37, pp 15, Ellipses, Paris 2008.

CROSSREFS

Sequence in context: A048414 A048399 * A192578 A050779 A052291 A072826

Adjacent sequences:  A140765 A140766 A140767 * A140769 A140770 A140771

KEYWORD

nonn

AUTHOR

Lekraj Beedassy (blekraj(AT)yahoo.com), Jul 13 2008

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Last modified February 16 01:56 EST 2012. Contains 205860 sequences.