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A144565
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a(n) = smallest composite number > a(n-1) that contains the n-th prime as a substring.
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5
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12, 30, 35, 57, 110, 130, 170, 190, 230, 290, 310, 370, 410, 430, 447, 453, 459, 561, 567, 671, 730, 779, 783, 789, 897, 1010, 1030, 1070, 1090, 1113, 1127, 1131, 1137, 1139, 1149, 1510, 1570, 1630, 1670, 1730, 1790, 1810, 1910, 1930, 1970, 1990, 2110
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OFFSET
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1,1
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COMMENTS
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a(n) <= 10*n. [From Reinhard Zumkeller, May 16 2010]
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LINKS
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Table of n, a(n) for n=1..47.
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EXAMPLE
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S = 12,30,35,57,110,130,170,190,230,290,310,370,410,430,447,...
p = .2.3...5..7.11..13..17..19..23..29..31..37..41..43...47...
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CROSSREFS
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Cf. A169798.
Cf. A177981, A177982. [From Reinhard Zumkeller, May 16 2010]
Sequence in context: A183723 A247152 A050689 * A115912 A083096 A289691
Adjacent sequences: A144562 A144563 A144564 * A144566 A144567 A144568
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KEYWORD
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nonn,base
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AUTHOR
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Eric Angelini, May 01 2010
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EXTENSIONS
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Typo in example corrected by D. S. McNeil, May 16 2010
Corrected and extended by D. S. McNeil and Reinhard Zumkeller, May 16 2010
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STATUS
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approved
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