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A086144 2*A071640(n) - n. +0
3
1, 0, 1, 2, 3, 4, 5, 4, 3, 2, 1, 2, 3, 4, 3, 4, 5, 6, 5, 6, 5, 4, 5, 6, 5, 4, 3, 2, 3, 2, 1, 2, 3, 2, 3, 4, 5, 6, 7, 6, 7, 6, 7, 8, 7, 6, 5, 6, 7, 6, 7, 8, 9, 10, 9, 1, 0, 9, 8, 7, 8, 9, 8, 9, 8, 7, 6, 7, 8, 9, 8, 9, 10, 11, 10, 9, 10, 11, 10, 9, 8, 9, 10, 11, 10, 11, 10, 11, 12, 13, 14 (list; graph; listen)
OFFSET

1,4

COMMENT

It is conjectured that A071640(n)/n -> 1/2.

CROSSREFS

Cf. A071640, A040051, A000041, A087177.

Sequence in context: A134011 A035343 A017880 this_sequence A131974 A062406 A073792

Adjacent sequences: A086141 A086142 A086143 this_sequence A086145 A086146 A086147

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Sep 06 2003

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.


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