A235695 Semiprimes which have one or more occurrences of exactly seven different digits.
1023469, 1023479, 1023547, 1023574, 1023586, 1023647, 1023649, 1023657, 1023689, 1023745, 1023746, 1023749, 1023794, 1023847, 1023879, 1023965, 1023985, 1024367, 1024369, 1024537, 1024538, 1024563, 1024567, 1024583, 1024637, 1024679, 1024687, 1024735
Offset: 1
Programs
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PARI
list(lim)=my(v=List(), t); forprime(p=2, sqrt(lim), t=p; forprime(q=p, lim\t, listput(v, t*q))); vecsort(Vec(v)) \\ From A001358 b=list(1030000); s=[]; for(n=1, #b, if(#vecsort(eval(Vec(Str(b[n]))),,8)==7, s=concat(s, b[n]))); s