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A073790 Numbers in base -9. +0
10
0, 1, 2, 3, 4, 5, 6, 7, 8, 180, 181, 182, 183, 184, 185, 186, 187, 188, 170, 171, 172, 173, 174, 175, 176, 177, 178, 160, 161, 162, 163, 164, 165, 166, 167, 168, 150, 151, 152, 153, 154, 155, 156, 157, 158, 140, 141, 142, 143, 144, 145, 146, 147, 148, 130, 131 (list; graph; listen)
OFFSET

0,3

REFERENCES

D. E. Knuth, The Art of Computer Programming. Addison-Wesley, Reading, MA, 1969, Vol. 2, p. 189.

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

MATHEMATICA

ToNegaBases[i_Integer, b_Integer] := FromDigits[ Rest[ Reverse[ Mod[ NestWhileList[(#1 - Mod[ #1, b])/-b &, i, #1 != 0 &], b]]]]; Table[ ToNegaBases[n, 9], {n, 0, 60}]

CROSSREFS

Cf. A007095, A039724, A073785, A007608, A073786, A073787, A073788, A073789 & A039723.

Sequence in context: A004870 A037336 A037443 this_sequence A029965 A004881 A004892

Adjacent sequences: A073787 A073788 A073789 this_sequence A073791 A073792 A073793

KEYWORD

base,easy,nonn

AUTHOR

Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 11 2002

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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