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Search: id:A140267
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| A140267 |
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Nonnegative integers presented in balanced ternary system. |
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+0
3
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| 0, 1, 12, 10, 11, 122, 120, 121, 102, 100, 101, 112, 110, 111, 1222, 1220, 1221, 1202, 1200, 1201, 1212, 1210, 1211, 1022, 1020, 1021, 1002, 1000, 1001, 1012, 1010, 1011, 1122, 1120, 1121, 1102, 1100, 1101, 1112, 1110, 1111, 12222, 12220, 12221
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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Sequence A117967 in ternary. (See there for more references.)
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EXAMPLE
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For example a(2) = 12, as 1*3 + -1*1 = 2. Similarly, a(19) = 1201, as 1*27 + -1*9 + 0*3 + 1*1 = 19.
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CROSSREFS
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a(n) = A007089(A117967(n)). Cf. A140268.
Sequence in context: A038335 A040023 A109683 this_sequence A094450 A038336 A087868
Adjacent sequences: A140264 A140265 A140266 this_sequence A140268 A140269 A140270
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KEYWORD
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nonn,base
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AUTHOR
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Antti Karttunen (His-Firstname.His-Surname(AT)gmail.com), May 19 2008, prompted by Eric Angelini's (eric.angelini(AT)skynet.be) posting on SeqFan mailing list on Sep 15 2005.
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