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Search: id:A091091
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A091091 Numbers needing in binary and ternary representation an equal minimal number of editing steps (delete, insert or substitute) to transform them into their square. +0
3
0, 1, 5, 6, 8, 11, 13, 16, 17, 18, 19, 33, 35, 38, 40, 56, 60, 74, 122, 123, 133, 143, 146, 164, 168, 173, 299, 350, 365, 429, 497, 515, 527, 564, 566, 593, 608, 611, 710, 1031, 1050, 1052, 1059, 1088, 1089, 1090, 1092, 1096, 1105, 1287, 1301, 1316, 1322 (list; graph; listen)
OFFSET

1,3

COMMENT

A091092(a(n)) = A091093(a(n)).

LINKS

Michael Gilleland, Levenshtein Distance [It has been suggested that this algorithm gives incorrect results sometimes. - njas]

Eric Weisstein's World of Mathematics, Square Number

Eric Weisstein's World of Mathematics, Binary

Eric Weisstein's World of Mathematics, Ternary

CROSSREFS

Cf. A007088, A001737, A007089, A001738, A000290.

Adjacent sequences: A091088 A091089 A091090 this_sequence A091092 A091093 A091094

Sequence in context: A074819 A113935 A088766 this_sequence A120151 A022937 A030742

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 18 2003

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


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