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Numbers with digital product = 10.
2

%I #18 Jul 27 2016 03:28:10

%S 25,52,125,152,215,251,512,521,1125,1152,1215,1251,1512,1521,2115,

%T 2151,2511,5112,5121,5211,11125,11152,11215,11251,11512,11521,12115,

%U 12151,12511,15112,15121,15211,21115,21151,21511,25111,51112,51121,51211,52111,111125

%N Numbers with digital product = 10.

%C Numbers with one 2, one 5 and zero or more 1s.

%H Vincenzo Librandi, <a href="/A199990/b199990.txt">Table of n, a(n) for n = 1..100</a>

%t Select[Range[200000], Times @@ IntegerDigits[#] == 10 &] (* _T. D. Noe_, Nov 16 2011 *)

%Y Cf. A107696.

%K nonn,base

%O 1,1

%A _Jaroslav Krizek_, Nov 13 2011