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A066334 Binary string which equals n when 1's, 2's, 4's and 8's bits have weights 1, 2, 4, 2 respectively, while the other bits have their usual weights. -1 if no such string exists. +0
2
0, 1, 10, 11, 100, 101, 110, 111, 1110, 1111, -1, -1, -1, -1, -1, -1, 10000, 10001, 10010, 10011, 10100, 10101, 10110, 10111, 11110, 11111, -1, -1, -1, -1, -1, -1, 100000, 100001, 100010, 100011, 100100, 100101, 100110, 100111, 101110, 101111, -1, -1, -1, -1, -1, -1, 110000, 110001, 110010, 110011 (list; graph; listen)
OFFSET

0,3

REFERENCES

Morris M. Mano, Digital Design, Prentice Hall, 2002. p. 20.

CROSSREFS

Cf. A066335.

Sequence in context: A136813 A038102 A115846 this_sequence A136829 A136832 A136808

Adjacent sequences: A066331 A066332 A066333 this_sequence A066335 A066336 A066337

KEYWORD

easy,sign

AUTHOR

George E. Antoniou (george.antoniou(AT)montclair.edu), Dec 15 2001

EXTENSIONS

More terms from Joshua Zucker (joshua.zucker(AT)stanfordalumni.org), Jun 21 2006

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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