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A160016
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Lodumo_2 transform of A159833.
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7
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0, 2, 1, 4, 6, 8, 3, 10, 12, 14, 5, 16, 18, 20, 7, 22, 24, 26, 9, 28, 30, 32, 11, 34, 36, 38, 13, 40, 42, 44, 15, 46, 48, 50, 17, 52, 54, 56, 19, 58, 60, 62, 21, 64, 66, 68, 23, 70, 72, 74, 25, 76, 78, 80, 27, 82, 84, 86, 29, 88, 90, 92, 31, 94, 96, 98, 33, 100, 102, 104, 35, 106
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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COMMENTS
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Permutation of nonnegative integers.
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LINKS
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FORMULA
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G.f.: x*(2*x^6+x^5+4*x^4+6*x^3+4*x^2+x+2) / (x^8-2*x^4+1).
a(n) = a(n-4) + (period 4: repeat [6, 6, 2, 6]) for n >= 4. - Georg Fischer, Feb 15 2019
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MATHEMATICA
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LinearRecurrence[{0, 0, 0, 2, 0, 0, 0, -1}, {0, 2, 1, 4, 6, 8, 3, 10}, 100] (* Georg Fischer, Feb 15 2019 *)
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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