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 A008839 Numbers n such that the decimal expansion of 5^n contains no zeros. 31
 0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 17, 18, 30, 33, 58 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Probably 58 is last term. Searched for n up to 10^10. - David Radcliffe, Dec 27 2015 LINKS M. F. Hasler, Zeroless powers, OEIS Wiki, Mar 07 2014 W. Schneider, NoZeros: Powers n^k without Digit Zero [Cached copy] Eric Weisstein's World of Mathematics, Zero. MATHEMATICA Do[ If[ Union[ RealDigits[ 5^n ][[1]]] [[1]] != 0, Print[ n ]], {n, 0, 25000}] PROG (MAGMA) [ n: n in [0..500] | not 0 in Intseq(5^n) ]; // Vincenzo Librandi Oct 19 2012 (PARI) for(n=0, 99, vecmin(digits(5^n))&& print1(n", ")) \\ M. F. Hasler, Mar 07 2014 CROSSREFS For the zeroless numbers (powers x^n), see A238938, A238939, A238940, A195948, A238936, A195908, A195946, A195945, A195942, A195943, A103662. For the corresponding exponents, see A007377, A008839, A030700, A030701, A008839, A030702, A030703, A030704, A030705, A030706, A195944. For other related sequences, see A305925, A052382, A027870, A102483, A103663. Sequence in context: A117729 A073726 A194125 * A305925 A039226 A277882 Adjacent sequences:  A008836 A008837 A008838 * A008840 A008841 A008842 KEYWORD nonn,base,fini AUTHOR EXTENSIONS Definition corrected and initial term 0 added by M. F. Hasler, Sep 25 2011 Further edits by M. F. Hasler, Mar 08 2014 STATUS approved

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Last modified January 25 07:44 EST 2020. Contains 331241 sequences. (Running on oeis4.)