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A249044
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Composite self-numbers.
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2
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9, 20, 42, 64, 75, 86, 108, 110, 121, 132, 143, 154, 165, 176, 187, 198, 209, 222, 244, 255, 266, 288, 299, 310, 312, 323, 334, 345, 356, 378, 400, 411, 413, 424, 435, 446, 468, 490, 501, 512, 514, 525, 536, 558, 580, 591, 602, 615, 626, 637, 648, 670, 681, 692, 703, 714, 716, 738, 749, 760, 771, 782
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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REFERENCES
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D. R. Kaprekar, The Mathematics of the New Self Numbers, Privately Printed, 311 Devlali Camp, Devlali, India, 1963.
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LINKS
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PROG
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(Haskell)
a249044 n = a249044_list !! (n-1)
a249044_list = filter ((== 0) . a010051') $ tail a003052_list
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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