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 A157885 #4 Mar 30 2012 17:29:59 %S A157885 113,23,41,2,61,1613,311,2011,401,4261,6067,852851,1977623,19599043, %T A157885 627071,35356513,331085113,1524559739 %N A157885 Least prime that starts a run of exactly n consecutive primes, where between successive primes exactly one digit changes and the resulting digits may be permuted. %C A157885 One and only one digit can change between any two successive primes in a run, rearrangement is optional as defined in A157717. %e A157885 n: prime run. %e A157885 1: 113. %e A157885 2: 23, 29. %e A157885 3: 41, 43, 47. %e A157885 4: 2, 3, 5, 7. %e A157885 5: 61, 67, 71, 73, 79. %e A157885 6: 1613, 1619, 1621, 1627, 1637, 1657. %e A157885 7: 311, 313, 317, 331, 337, 347, 349. %e A157885 8: 2011, 2017, 2027, 2029, 2039, 2053, 2063, 2069. %e A157885 9: 401, 409, 419, 421, 431, 433, 439, 443, 449. %e A157885 10: 4261, 4271, 4273, 4283, 4289, 4297, 4327, 4337, 4339, 4349. %e A157885 11: 6067, 6073, 6079, 6089, 6091, 6101, 6113, 6121, 6131, 6133, 6143. %Y A157885 Cf. A157717. %K A157885 nonn,base,more %O A157885 1,1 %A A157885 _Ray Chandler_, Mar 09 2009