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Search: id:A117932
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| 1, 2, 6, 8, 4, 10, 3, 12, 5, 7, 14, 16, 18, 9, 20, 22, 24, 26, 11, 28, 30, 32, 13, 34, 15, 36, 38, 17, 40, 42, 19, 44, 21, 46, 23, 48, 50, 25, 52, 54, 27, 56, 29, 58, 60, 31, 62, 64, 66, 33, 68, 70, 35, 72, 74, 37, 76, 78, 39, 80, 82, 41, 84, 86, 88, 43, 90, 92, 94, 45, 96, 98
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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A permutation of the natural numbers.
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EXAMPLE
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Sequence A117931 is the function consisting of
(1,1),(2,2),(3,7),(4,5),(5,9),(6,3),(7,10),(8,4),...
Reversing components gives
(1,1),(2,2),(7,3),(5,4),(9,5),(3,6),(10,7),(4,8),...
Order these by first components and then suppress them, leaving
1,2,6,8,4,10,...
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CROSSREFS
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Cf. A117931, A117933.
Sequence in context: A119279 A048741 A115317 this_sequence A073411 A121862 A095677
Adjacent sequences: A117929 A117930 A117931 this_sequence A117933 A117934 A117935
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KEYWORD
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nonn
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AUTHOR
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Clark Kimberling (ck6(AT)evansville.edu), Apr 03 2006
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