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A073785
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Numbers in base -3.
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9
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0, 1, 2, 120, 121, 122, 110, 111, 112, 100, 101, 102, 220, 221, 222, 210, 211, 212, 200, 201, 202, 12020, 12021, 12022, 12010, 12011, 12012, 12000, 12001, 12002, 12120, 12121, 12122, 12110, 12111, 12112, 12100, 12101, 12102, 12220, 12221, 12222
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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REFERENCES
| D. E. Knuth, The Art of Computer Programming. Addison-Wesley, Reading, MA, 1969, Vol. 2, p. 189.
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LINKS
| Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics
Prepared and presented by Matthew Szudzik of Wolfram Research, A Mathematica programming contest
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MATHEMATICA
| ToNegaBases[i_Integer, b_Integer] := FromDigits[ Rest[ Reverse[ Mod[ NestWhileList[(#1 - Mod[ #1, b])/-b &, i, #1 != 0 &], b]]]]; Table[ ToNegaBases[n, 3], {n, 0, 45}]
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CROSSREFS
| Cf. A007089, A039724, A007608, A073786, A073787, A073788, A073789, A073790 & A039723.
Sequence in context: A024030 A165163 A153658 * A102355 A206355 A157069
Adjacent sequences: A073782 A073783 A073784 * A073786 A073787 A073788
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KEYWORD
| base,easy,nonn
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AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 11 2002
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