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1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5, 1, 3, 9, 13, 11, 5
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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FORMULA
| a(n)=(1/15)*{17*(n mod 6)+22*[(n+1) mod 6]+12*[(n+2) mod 6]-3*[(n+3) mod 6]-8*[(n+4) mod 6]+2*[(n+5) mod 6]}, with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Feb 25 2010]
a(n)= 2*a(n-1) -2*a(n-2) +a(n-3). G.f.: (1+x+5*x^2)/ ((1-x) * (x^2-x+1)). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 13 2010]
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PROG
| (Other) sage: [power_mod(3, n, 14)for n in xrange(0, 90)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Nov 24 2009]
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CROSSREFS
| Sequence in context: A137344 A029524 A101537 * A029458 A050571 A193927
Adjacent sequences: A070350 A070351 A070352 * A070354 A070355 A070356
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), May 12 2002
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