OFFSET
1,3
PROG
(PARI) emstring(n) = default(realprecision, n+10); my(x=Euler); floor(x*10^n)
emdigit(n) = emstring(n)-10*emstring(n-1)
searchstrpos(n) = my(x=1, i=1); while(1, my(y=x+1); while(emdigit(y)==emdigit(x), y++; i++); if(i >= n, return(x-1)); i=1; x++)
a(n) = searchstrpos(n)
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
Felix Fröhlich, Oct 19 2016
STATUS
approved