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A331632
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Distinct values of A055945 in order of their appearance as n grows.
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2
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0, 1, 3, 7, 5, -2, 9, 2, 15, -6, 21, 6, 31, 17, -14, 27, -4, 13, -18, 35, 4, -10, 45, 14, 41, 10, 49, 18, 63, 33, -30, 51, -12, -42, 75, 12, 93, 30, 81, 105, 42, 127, 65, -62, 99, -28, 37, -90, 119, -8, 57, -70, 91, -36, 29, -98, 135, 8, 73, -54, 107, -20, -82
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listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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EXAMPLE
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A055945 starts: 0, 0, 1, 0, 3, 0, 3, 0, 7, 0, 5, -2, 9, 2, 7, 0, 15, 0, ...
We keep: 0, 1, 3, 7, 5, -2, 9, 2, 15, ...
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PROG
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(PARI) s=[]; for (n=0, 151, v=n-fromdigits(Vecrev(binary(n)), 2); if (!setsearch(s, v), print1 (v ", "); s=setunion(s, [v])))
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CROSSREFS
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KEYWORD
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sign,base
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AUTHOR
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STATUS
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approved
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