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 A084375 #19 May 31 2022 16:28:11 %S A084375 9,12,16,21,30,32,33,40,41,45,64,66,83,113,128,170,173,184,239,302, %T A084375 333,341,446,555,657,804,903,942,1194,1252,1295,1345,2258,2652,2943, %U A084375 3246,3926,4205,4939,7243,7318,8716,8864,9028,9103,10594,15249,28712,30451 %N A084375 Indices of primes which remain prime if any one digit is deleted (leading zeros allowed). %C A084375 Primes of this kind (with and without leading zeros) are in A051362 and A034302. Here more terms are given and question is asked: is this sequence finite? From first 1,000,000 primes only 77 are of this kind. %e A084375 The 41st prime is 179, and 17, 19, and 79 are all primes, so 41 is in the sequence. - _Harvey P. Dale_, Jun 20 2011 %Y A084375 Cf. A034302, A051362. %K A084375 nonn,base %O A084375 1,1 %A A084375 _Zak Seidov_, Jun 23 2003 %E A084375 Definition corrected by _Harvey P. Dale_, Jun 20 2011