%I #8 May 30 2013 17:43:07
%S 1,2,3,13,21,31,42,63,102,123,203,213,231,234,235,238,239,341,351,381,
%T 421,520,682,1013,1023,1024,1025,1026,1028,1029,1031,1032,1036,1037,
%U 1039,1040,1041,1042,1043,1044,1045,1053,1062
%N Every base 4 digit of n is a base 10 digit of n.
%H Reinhard Zumkeller, <a href="/A037392/b037392.txt">Table of n, a(n) for n = 1..10000</a>
%o (Haskell)
%o import Data.List ((\\), nub)
%o a037392 n = a037392_list !! (n-1)
%o a037392_list = filter f [1..] where
%o f x = null $ nub (ds 4 x) \\ nub (ds 10 x)
%o ds b x = if x > 0 then d : ds b x' else [] where (x', d) = divMod x b
%o -- _Reinhard Zumkeller_, May 30 2013
%Y Cf. A037387, A037388, A037389, A037390, A037391.
%K nonn,base
%O 1,2
%A _Clark Kimberling_