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A107041 First differences of indices of square-free Pell numbers. +0
1
1, 1, 2, 1, 3, 1, 1, 2, 4, 1, 1, 3, 1, 2, 1, 1, 2, 2, 2, 1, 3, 1, 1, 2, 2, 3, 1, 3, 1, 2, 1, 1, 2, 1, 1, 2, 1, 3, 1, 1, 2, 2, 2, 1, 4, 1, 2, 1, 1, 2, 1, 1, 2, 4, 1, 1, 2, 2 (list; graph; listen)
OFFSET

0,3

CROSSREFS

Cf. A000129, A107038, A107039.

Sequence in context: A140583 A123507 A122580 this_sequence A070099 A126760 A007740

Adjacent sequences: A107038 A107039 A107040 this_sequence A107042 A107043 A107044

KEYWORD

nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), May 09 2005

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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