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A030477 Numbers k such that k^2 has property that all even digits occur together and all odd digits occur together. 0

%I #10 Jul 28 2021 04:18:13

%S 0,1,2,3,4,5,6,7,8,9,10,12,14,15,17,18,20,21,22,24,25,28,29,30,32,34,

%T 38,40,42,44,45,47,49,51,53,56,58,60,62,65,67,68,72,76,78,79,80,83,86,

%U 88,91,92,93,98,100,102,108,118,120,122,124,132,134,138,140

%N Numbers k such that k^2 has property that all even digits occur together and all odd digits occur together.

%K nonn,base

%O 1,3

%A _Patrick De Geest_

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Last modified April 24 14:32 EDT 2024. Contains 371960 sequences. (Running on oeis4.)