This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A239196 #13 May 05 2014 10:54:04 %S A239196 1,2,13,37,107,113,137,1013,1037,1079,1136,1139,1237,1337,1379,10013, %T A239196 10039,10079,10133,10136,10139,10379,12379,13679,100136,100139,100379, %U A239196 101237,102347,102379,103679 %N A239196 A variant of primeval numbers A072857 where primes are counted with repetition as in A075053, not as in A039993. %C A239196 Coincides with A072857 up to a(10) = 1079, but then this sequence lists two "intermediate" records 1136, 1139, before a(13) = 1237 = A072857(11). %C A239196 "With repetition" means that primes are counted several times if they are obtained from different (not distinct) digits (e.g., 13 is obtained twice from 113), but not if they are obtained as different permutations of the same digits (e.g., p=11 is *not* counted twice even though it results as identical permutation and transposition (2,1) from the digits [1,1]). %C A239196 The initial a(1)=1 has been chosen for consistency with A072857, it could be argued that it should not be there or listed as a(0). %C A239196 See A239197 for the record values A075053(a(n)) reached for these numbers which are the indices of the records in A075053. %o A239196 (PARI) m=-1;for(k=1, 9e9, A075053(k)>m&&print1(k",")+m=A075053(k)) \\ Not very efficient; from 199, 1999, 19999 etc one could jump to the next larger power of 10. - _M. F. Hasler_, Mar 12 2014 %K A239196 nonn,base,more %O A239196 1,2 %A A239196 _M. F. Hasler_, Mar 12 2014