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 A081984 #4 Dec 05 2013 19:56:03 %S A081984 11,13,19,31,41,61,71,101,103,109,127,151,163,211,241,251,379,401,433, %T A081984 521,541,601,613,631,701,1009,1021,1051,1063,1123,1151,1201,1213,1231, %U A081984 1321,1511,1531,1621,1723,1801,2011,2017,2081,2111,2113,2131,2161,2311 %N A081984 Primes p such that p-1 is divisible by the digital product ( of nonzero digits) of p. %e A081984 127 is a member as 126 is divisible by 1*2*7 =14. %Y A081984 Cf. A081981, A081982, A081983, A081986, A081987. %K A081984 base,nonn %O A081984 1,1 %A A081984 _Amarnath Murthy_, Apr 04 2003 %E A081984 More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 06 2003