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11, 33, 99, 297, 891, 2673, 8019, 24057, 72171, 216513, 649539, 1948617, 5845851, 17537553, 52612659, 157837977, 473513931, 1420541793, 4261625379, 12784876137, 38354628411, 115063885233, 345191655699, 1035574967097, 3106724901291, 9320174703873
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| Square root of A120353.
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..300
Index entries for sequences related to linear recurrences with constant coefficients
Tanya Khovanova, Recursive Sequences
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FORMULA
| a(n)=3*a(n-1), n>0 ; a(0)=11 . G.f.: 11/(1-3*x). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 23 2008]
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MATHEMATICA
| 11*3^Range[0, 60] (* From Vladimir Joseph Stephan Orlovsky, June 09 2011 *)
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PROG
| (MAGMA) [11*3^n: n in [0..30]]; // Vincenzo Librandi, Jun 10 2011
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CROSSREFS
| Sequence in context: A063036 A163673 A027025 * A179204 A136199 A041230
Adjacent sequences: A120351 A120352 A120353 * A120355 A120356 A120357
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KEYWORD
| nonn
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AUTHOR
| Anton Joha (antonjoha(AT)hotmail.com), Jun 25 2006
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EXTENSIONS
| Better definition from Tanya Khovanova (tanyakh(AT)yahoo.com), Jan 20 2007
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