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A086848 First differences are formed by interleaving {2^k - 1, k = 1, 2, 3, ...} and {11*k, k = 5, 4, 3, ...}. 3
42, 43, 98, 101, 145, 152, 185, 200, 222, 253, 264, 327, 327, 454, 443, 698, 676, 1187, 1154, 2177, 2133, 4180, 4125, 8220, 8154, 16345, 16268, 32651, 32563, 65330, 65231, 130766, 130656, 261727, 261606, 523749, 523617, 1047904 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

A version of this was given as a puzzle somewhere.

CROSSREFS

Cf. A087098, A087099, A001068.

Sequence in context: A165863 A008941 A133897 * A058904 A181459 A169907

Adjacent sequences:  A086845 A086846 A086847 * A086849 A086850 A086851

KEYWORD

nonn

AUTHOR

Michael M. Taylor, Aug 09 2003

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Last modified February 14 14:47 EST 2012. Contains 205623 sequences.