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A261201
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Base-10 representation of A261200.
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5
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1, 2, 5, 11, 23, 47, 191, 383, 3067, 12269, 196307, 6281839, 50254717, 201018869, 804075479, 1608150959, 102921661397, 1646746582367, 13173972658937, 105391781271503, 210783562543007, 3372537000688127, 26980296005505019, 863369472176160611
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listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Clark Kimberling, Table of n, a(n) for n = 1..500
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MATHEMATICA
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b = 2; s = {{1}};
Do[NestWhile[# + 1 &, 0, ! (PrimeQ[FromDigits[tmp = Join[Last[s], (nn = #; IntegerDigits[nn - Sum[b^n, {n, l = NestWhile[# + 1 &, 1, ! (nn - (Sum[b^n, {n, #}]) < 0) &] - 1}], b, l + 1])], b]]) &];
AppendTo[s, tmp], {30}]; Map[FromDigits, s]
Map[FromDigits, s] (* A261200 *)
Map[FromDigits[#, b] &, s] (* A261201 *)
(* Peter J. C. Moses, Aug 06 2015 *)
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CROSSREFS
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A055011, A261200 and A261201 are all essentially the same sequence.
Sequence in context: A055496 A105120 A084403 * A055011 A007505 A246492
Adjacent sequences: A261198 A261199 A261200 * A261202 A261203 A261204
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KEYWORD
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nonn,easy,base
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AUTHOR
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Clark Kimberling, Sep 16 2015
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STATUS
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approved
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