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A092510 Difference between smallest semiperimeter (see A063655) and its integer log (see A001414). +0
1
1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 0, 0, 3, 0, 1, 1, 1, 2, 0, 0, 0, 2, 1, 0, 0, 2, 1, 1, 1, 0, 3, 0, 1, 3, 0, 3, 0, 0, 1, 4, 0, 2, 0, 0, 1, 4, 1, 0, 3, 4, 0, 1, 1, 0, 0, 3, 1, 5, 1, 0, 7, 0, 0, 1, 1, 5, 6, 0, 1, 5, 0, 0, 0, 2, 1, 6, 0, 0, 0, 0, 0, 7, 1, 5, 3, 6, 1, 1, 1, 2, 7, 0 (list; graph; listen)
OFFSET

0,26

FORMULA

a(n) = A063655(n)-A001414(n).

EXAMPLE

If p is prime a(p)=1 because A063655(p)=p+1 and A001414(p)=p.

CROSSREFS

Cf. A063655 and A001414.

Sequence in context: A110700 A051908 A056614 this_sequence A126309 A048838 A059341

Adjacent sequences: A092507 A092508 A092509 this_sequence A092511 A092512 A092513

KEYWORD

nonn

AUTHOR

C. J. Alves (cjsalves(AT)gmail.com), Dec 31 2004

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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