Search: id:A037218 Results 1-1 of 1 results found. %I A037218 %S A037218 45,3,18,36,9,1584,193359,405504,309375,7734375,1584,25952256,12672, %T A037218 103809024,12976128 %N A037218 Smallest natural number k such that periodic part of 1/k is the prime p(n), or 0 if no such k exists. %D A037218 Extracted from A037207. %e A037218 Example: 1/1584 = 0.00063131313...; prime p(6)=13; a(6)=1584. %Y A037218 Sequence in context: A119058 A131994 A037940 this_sequence A070818 A129536 A108909 %Y A037218 Adjacent sequences: A037215 A037216 A037217 this_sequence A037219 A037220 A037221 %K A037218 base,easy,nonn %O A037218 1,1 %A A037218 Jean-Marc Rebert (jm.rebert(AT)rmcnet.fr) %E A037218 I believe a(p)=0 will eventually occur [ N. J. A. Sloane (njas(AT)research.att.com) ]. Search completed in 0.001 seconds