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A135913 2+4*2^n-3^n. 0
5, 7, 9, 7, -15, -113, -471, -1673, -5535, -17633, -54951, -168953, -515055, -1561553, -4717431, -14217833, -42784575, -128615873, -386371911, -1160164313, -3482590095, -10451964593, -31364282391, -94109624393, -282362427615, -847154391713, -2541597392871, -7625060614073 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

REFERENCES

G. S. Lueker, Some techniques for solving recurrences, Computing Surveys, 12 (1980), 419-436.

CROSSREFS

Sequence in context: A153612 A021637 A177705 * A109352 A164029 A143730

Adjacent sequences:  A135910 A135911 A135912 * A135914 A135915 A135916

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Mar 07 2008

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Last modified February 13 20:19 EST 2012. Contains 205553 sequences.