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A010911
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Pisot sequence E(3,11), a(n)=[ a(n-1)^2/a(n-2)+1/2 ].
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0
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3, 11, 40, 145, 526, 1908, 6921, 25105, 91065, 330326, 1198213, 4346356, 15765820, 57188385, 207443151, 752472043, 2729490816, 9900859685, 35914032730, 130273308376, 472548850273, 1714107200301, 6217692609825
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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REFERENCES
| D. W. Boyd, Some integer sequences related to the Pisot sequences, Acta Arithmetica, 34 (1979), 295-305.
D. W. Boyd, Linear recurrence relations for some generalized Pisot sequences, Advances in Number Theory ( Kingston ON, 1991) 333-340, Oxford Sci. Publ., Oxford Univ. Press, New York, 1993.
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FORMULA
| Is it true that a(n+3)=3*a(n+2)+2*a(n+1)+a(n)? - Claude Lenormand (claude.lenormand(AT)free.fr), Dec 05 2001
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CROSSREFS
| Sequence in context: A149062 A066979 A136775 * A108153 A052941 A014301
Adjacent sequences: A010908 A010909 A010910 * A010912 A010913 A010914
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KEYWORD
| nonn
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AUTHOR
| Simon Plouffe (simon.plouffe(AT)gmail.com)
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