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A047431
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Numbers that are congruent to {1, 4, 5, 6} mod 8.
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4
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1, 4, 5, 6, 9, 12, 13, 14, 17, 20, 21, 22, 25, 28, 29, 30, 33, 36, 37, 38, 41, 44, 45, 46, 49, 52, 53, 54, 57, 60, 61, 62, 65, 68, 69, 70, 73, 76, 77, 78, 81, 84, 85, 86, 89, 92, 93, 94, 97, 100, 101, 102, 105, 108, 109
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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LINKS
| Index to sequences with linear recurrences with constant coefficients, signature (2,-2,2,-1).
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FORMULA
| G.f. x*(1+2*x-x^2+2*x^3) / ( (x^2+1)*(x-1)^2 ). - R. J. Mathar, Oct 08 2011
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PROG
| sage: [lucas_number1(n, 0, 1)+2*n+1 for n in xrange(0, 56)] - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jul 06 2008
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CROSSREFS
| Cf. A047404, A047546, A056594.
Sequence in context: A195993 A010456 A072496 * A182719 A003156 A192360
Adjacent sequences: A047428 A047429 A047430 * A047432 A047433 A047434
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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