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Search: id:A060478
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| A060478 |
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Number of orbits of length n in map whose periodic points are A059928. |
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+0
2
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| 1, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 6, 0, 12, 56, 0, 0, 0, 72, 0, 0, 24, 0, 0, 96, 24, 0, 48, 0, 0, 33, 270, 136, 0, 144, 18, 0, 0, 160, 0, 168, 0, 696, 96, 0, 48, 0, 3726, 1752, 0, 208, 96, 1896, 52, 216, 0, 0, 60, 28512, 1120, 2208, 16896, 0, 0, 0, 35904, 1080, 594, 1112, 12096
(list; graph; listen)
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OFFSET
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1,4
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REFERENCES
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M. Einsiedler, G. Everest and T. Ward, Primes in sequences associated to polynomials, LMS J. Comp. Math. 3 (2000), 15-29.
G. Everest and T. Ward, Heights of Polynomials and Entropy in Algebraic Dynamics, Springer, London, 1999.
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LINKS
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G. Everest and T. Ward, Primes in Divisibility Sequences
Y. Puri and T. Ward, Arithmetic and growth of periodic orbits, J. Integer Seqs., Vol. 4 (2001), #01.2.1.
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FORMULA
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If b(n) is the n-th term of A059928, then a(n)=(1/n)* Sum_{ d divides n }\mu(d)a(n/d)
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CROSSREFS
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Cf. A059928.
Sequence in context: A083929 A122698 A002483 this_sequence A088806 A089807 A089810
Adjacent sequences: A060475 A060476 A060477 this_sequence A060479 A060480 A060481
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KEYWORD
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easy,nonn
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AUTHOR
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Thomas Ward (t.ward(AT)uea.ac.uk)
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EXTENSIONS
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More terms from T. D. Noe (noe(AT)sspectra.com), Sep 15 2003
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