cp's OEIS Frontend

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.

A157533 Emirps using all nonprime digits (0, 1, 4, 6, 8, 9) and no others.

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%I A157533 #17 Sep 08 2022 08:45:42
%S A157533 108649,140869,168409,184609,904861,906481,946801,968041,1016489,
%T A157533 1041869,1048609,1061849,1064689,1068409,1068491,1084469,1084609,
%U A157533 1086469,1089461,1098469,1108469,1146809,1184069,1406689,1406849,1408619,1408699,1460089,1460189,1460981
%N A157533 Emirps using all nonprime digits (0, 1, 4, 6, 8, 9) and no others.
%C A157533 Subsequence of A128390.
%H A157533 K. D. Bajpai, <a href="/A157533/b157533.txt">Table of n, a(n) for n = 1..10000</a>
%t A157533 Select[Prime[Range[300000]],Union[IntegerDigits[#]]=={0,1,4,6,8,9}&&PrimeQ[IntegerReverse[#]]&&#!=IntegerReverse[#]&] (* _K. D. Bajpai_, Jan 11 2020 *)
%o A157533 (Magma) [ n : n in [100000..1410000] | Seqset(D) eq {0, 1, 4, 6, 8, 9}and n ne r and IsPrime(n) and IsPrime(r) where r is Seqint(Reverse(D)) where D is Intseq(n) ]; // _Klaus Brockhaus_, Mar 08 2009
%Y A157533 Cf. A128390.
%Y A157533 Cf. A006567 (emirps, primes whose reversal is a different prime). - _Klaus Brockhaus_, Mar 08 2009
%K A157533 nonn,base
%O A157533 1,1
%A A157533 _Lekraj Beedassy_, Mar 02 2009
%E A157533 Edited by _N. J. A. Sloane_, Mar 05 2009
%E A157533 More terms from _Klaus Brockhaus_ and _Ray Chandler_, Mar 08 2009