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A261270 Base-10 representation of A261269. 3
3, 7, 29, 59, 239, 479, 3833, 30671, 61343, 981493, 3925973, 62815573, 502524587, 2010098351, 16080786809, 1029170355779, 4116681423119, 65866902769909, 263467611079637, 2107740888637103, 134895416872774619, 17266613359715151259, 1105063255021769680613 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..500

MATHEMATICA

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 *)

CROSSREFS

Cf. A261269, A261114.

Sequence in context: A068485 A019352 A290963 * A171134 A080806 A321191

Adjacent sequences:  A261267 A261268 A261269 * A261271 A261272 A261273

KEYWORD

nonn,easy,base

AUTHOR

Clark Kimberling, Sep 17 2015

STATUS

approved

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Last modified September 22 22:24 EDT 2020. Contains 337291 sequences. (Running on oeis4.)