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A070331 Numbers in which suffixing or inserting a 0 anywhere yields only composite numbers. 2

%I

%S 1,2,3,4,5,6,7,8,9,10,12,14,15,16,18,20,21,22,23,24,25,26,27,28,29,30,

%T 31,32,33,34,35,36,38,39,40,42,43,44,45,46,47,48,50,51,52,54,55,56,57,

%U 58,60,62,63,64,65,66,68,69,70,72,73,74,75,76,77,78,80,81,82,83,84,85

%N Numbers in which suffixing or inserting a 0 anywhere yields only composite numbers.

%Y Cf. A070331.

%K base,nonn

%O 0,2

%A _Amarnath Murthy_, May 11 2002

%E More terms from _Sascha Kurz_, Jan 04 2003

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Last modified September 23 15:23 EDT 2021. Contains 347618 sequences. (Running on oeis4.)