

A176326


a(3n) is the sequence 7, 6, 5, 4, ...; a(3n+1) is the sequence 9, 11, 13, 15, ...; a(3n+2) is the sequence 11, 8, 5, ...


0



7, 9, 11, 6, 11, 8, 5, 13, 5, 4, 15, 2, 3, 17, 1, 2, 19, 4, 1, 21, 7, 0, 23, 10, 1, 25, 13, 2, 27, 16, 3, 29, 19, 4, 31, 22, 5, 33, 25, 6, 35, 28, 7, 37, 31, 8, 39, 34, 9, 41, 37, 10, 43, 40, 11, 45, 43, 12, 47, 46
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OFFSET

0,1


COMMENTS

Array read by rows in which row n lists 8n, 2*n+7 and 143*n. [From Omar E. Pol, Apr 25 2010]


LINKS

Table of n, a(n) for n=0..59.
Index entries for linear recurrences with constant coefficients, signature (0,0,2,0,0,1).


FORMULA

G.f. ( 7+9*x+11*x^28*x^37*x^414*x^5 ) / ( (x1)^2*(1+x+x^2)^2 ).  R. J. Mathar, May 04 2013


MATHEMATICA

LinearRecurrence[{0, 0, 2, 0, 0, 1}, {7, 9, 11, 6, 11, 8}, 60] (* Harvey P. Dale, Nov 03 2016 *)


CROSSREFS

Sequence in context: A117933 A112162 A058483 * A283056 A162308 A191883
Adjacent sequences: A176323 A176324 A176325 * A176327 A176328 A176329


KEYWORD

sign,easy,less


AUTHOR

P. D. Vall (pdvall(AT)yahoo.com), Apr 15 2010


EXTENSIONS

Edited by Omar E. Pol and N. J. A. Sloane, Apr 24 2010
More terms from Omar E. Pol, Apr 25 2010


STATUS

approved



