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A030478 Numbers k such that k^3 has property that all even digits occur together and all odd digits occur together. 0

%I #10 Jul 28 2021 04:18:21

%S 0,1,2,3,4,8,10,11,12,13,15,17,19,20,22,24,26,31,33,34,35,39,40,42,46,

%T 52,54,58,59,71,72,80,82,91,92,93,95,100,104,110,120,124,131,135,137,

%U 150,152,169,172,173,174,175,179,200,202,211,220,240,258,259

%N Numbers k such that k^3 has property that all even digits occur together and all odd digits occur together.

%t Select[Range[0,300],Length[Split[If[OddQ[#],1,0]&/@IntegerDigits[ #^3]]]<3&] (* _Harvey P. Dale_, Mar 27 2016 *)

%K nonn,base

%O 1,3

%A _Patrick De Geest_

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Last modified March 29 08:53 EDT 2024. Contains 371268 sequences. (Running on oeis4.)