%I #11 Sep 29 2024 11:57:49
%S 1,11,111,1111,11111,111111,1111111,11111111,111111111,1111111111,
%T 11111111111,111111111111,1111111111111,11111111111111,
%U 111111111111111,1111111111111111,11111111111111111,111111111111111111,216343649812512729
%N Numbers n with property that for each single digit d of n, we can also see the decimal expansions of d^2 and d^3 as substrings of n. Also n may not contain any 0 digits.
%H David Applegate, <a href="/A135463/b135463.txt">Table of n, a(n) for n = 1..300</a>
%H David Applegate, <a href="/A135463/a135463.cc.txt">C++ program for sequences of this type</a>
%o (C++) // For C++ program see the Applegate link.
%Y Cf. A134962.
%K nonn,base
%O 1,2
%A Proposed by _Zak Seidov_, Feb 04 2007; computed by _David Applegate_ and _N. J. A. Sloane_, Feb 07 2008