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Search: id:A113221
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A113221 A113220(A113220(n)). +0
2
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 21, 23, 19, 25, 18, 27, 20, 29, 22, 26, 28, 24, 30, 31, 32, 33, 41, 35, 43, 45, 37, 47, 39, 49, 34, 42, 36, 44, 46, 38, 48, 40, 61, 51, 63, 53, 65, 67, 55, 69, 57, 58, 59, 60, 50, 62, 64, 52, 81, 54, 83, 56, 85, 71, 87 (list; graph; listen)
OFFSET

0,3

COMMENT

Inverse integer permutation of T000004;

A113218(a(n)) = a(A113218(n)) = A113220(n).

LINKS

Index entries for sequences that are permutations of the natural numbers

CROSSREFS

Adjacent sequences: A113218 A113219 A113220 this_sequence A113222 A113223 A113224

Sequence in context: A098452 A088382 A123719 this_sequence A113219 A023771 A132033

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 18 2005

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Last modified October 13 20:18 EDT 2008. Contains 145016 sequences.


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