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Search: id:A119507
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| 3, 12, 21, 30, 111, 120, 201, 210, 1020, 1101, 1110, 2010, 10020, 10101, 10110, 11010, 20100, 100020, 100101, 100110, 101010, 110100, 200100, 300000, 1000101, 1000110, 1001010, 1010100, 1100100, 1200000, 2000010, 2100000, 10000020, 10000101
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OFFSET
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1,1
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COMMENT
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A016052: a(n+1) = a(n) + sum of its digits, a(1) = 3.
Positions of these numbers in A016052: 1, 3, 5, 7, 15, 17, 25, 27, 85, 93, 95, 157, 589, 597, 599, 661, ...,.
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MATHEMATICA
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lst = {}; a = 3; Do[ If[Plus @@ IntegerDigits@a == 3, AppendTo[lst, a]; Print[a]]; a = a + Plus @@ IntegerDigits@a, {n, 10^7}]; lst
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CROSSREFS
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Cf. A016052.
Sequence in context: A051369 A069538 A052217 this_sequence A044436 A091846 A061262
Adjacent sequences: A119504 A119505 A119506 this_sequence A119508 A119509 A119510
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KEYWORD
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nonn
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com) and Robert G. Wilson v (rgwv(AT)rgwv.com), May 27 2006
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