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Search: id:A067288
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| A067288 |
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Records for the number of integers k such that k is not of the form m + reverse(m) for any m and for some n A067030(n) occurs in the 'Reverse and Add' trajectory of k (cf. A067284). |
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+0
3
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| 1, 2, 3, 5, 8, 12, 13, 21, 22, 30, 38, 39, 42, 46, 71, 90, 94, 150, 254, 286, 404, 434, 578, 586, 602, 643, 759, 799, 813, 847, 1131, 1162, 1170, 1334, 1743, 2093, 2120, 2378, 2664, 2892, 3208, 3383, 3585, 3685, 4000, 4818, 4942, 5767, 5959
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Successive maxima in sequence A067284. A067287 gives the corresponding integers at which these records are attained.
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LINKS
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Index entries for sequences related to Reverse and Add!
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EXAMPLE
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3 is a record, since for A067030(12) = 33 there are three integers k not of the form j + reverse(j) for any j such that 33 occurs in the "Reverse and Add!" trajectory of these k, and for m < 33 there are at most two integers which have the corresponding property.
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CROSSREFS
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Cf. A067030, A067031, A067032, A067035, A067036, A067284, A067287.
Adjacent sequences: A067285 A067286 A067287 this_sequence A067289 A067290 A067291
Sequence in context: A056695 A020899 A057987 this_sequence A028766 A022487 A062489
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KEYWORD
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base,nonn
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AUTHOR
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Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Feb 04 2002
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EXTENSIONS
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More terms from Larry Reeves (larryr(AT)acm.org), Dec 18 2002
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