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1357323, 1357324, 1562041, 1562042, 1671903, 1671904, 1889953, 1889954, 2010855, 2010856, 3826141, 3826142, 3851581, 3851582, 3933721, 3933722, 4652475, 4652476, 4652501, 4738773, 4738774, 5518809, 5518810, 5826123
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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Robert G. Wilson v, Table of n, a(n) for n = 1..100148.
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MATHEMATICA
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LrgstPrm[n_] := Block[{k = n}, While[ !PrimeQ@k, k-- ]; k]; f[n_] := Block[{c = 0, d = n}, While[d > 1, d = d - LrgstPrm@ d; c++ ]; c]; lst = {}; Do[ If[f@n == 3, AppendTo[lst, n], {n, 10^4}]; lst
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CROSSREFS
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Cf. A121561, A093515, A093513, A138026.
Sequence in context: A187961 A120609 A094914 * A222155 A210439 A191820
Adjacent sequences: A138024 A138025 A138026 * A138028 A138029 A138030
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v, Feb 27 2008, Mar 06 2008
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STATUS
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approved
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