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Search: id:A105956
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| A105956 |
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Integers are written in the form abcd...n where "a" means "At position a in this integer there is a digit b"; "b" means: "at position b there is a digit c"; "c" means: "at position c there is a digit d"; ... and "n" means: "at position n there is a digit a". |
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+0
1
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| 1, 11, 21, 22, 111, 222, 231, 333, 1111, 2121, 2222, 2323, 2341, 3333, 4141, 4343, 4444, 11111, 22222, 23451, 33333, 44444, 55555, 111111, 212121, 222222, 231231, 232323, 234234, 234561, 252525, 261261, 333333, 414141, 434343
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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Integer 231 reads like this:
"At position 2 there is a digit 3" -- which is true;
"At position 3 there is a digit 1" -- which is true again;
"At position 1 there is a digit 2" -- which is also true.
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CROSSREFS
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Sequence in context: A084906 A118853 A117841 this_sequence A050718 A125164 A101223
Adjacent sequences: A105953 A105954 A105955 this_sequence A105957 A105958 A105959
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KEYWORD
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base,easy,nonn
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AUTHOR
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Eric Angelini (eric.angelini(AT)kntv.be), Apr 28 2005; corrected May 03 2005
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