A345869 Palindromic primes having at least one different anagram that is also a palindromic prime.

17971, 37273, 39293, 71917, 73237, 79397, 93239, 97379, 1028201, 1074701, 1082801, 1085801, 1093901, 1153511, 1175711, 1178711, 1190911, 1208021, 1242421, 1250521, 1268621, 1280821, 1286821, 1303031, 1327231, 1328231, 1335331, 1360631, 1363631

Offset

1,1

Links

Chai Wah Wu, Table of n, a(n) for n = 1..10000

Example

17971 and its anagram 71917 are both palindromic primes, so they are in the sequence.

Mathematica

myQ[n_]:=Select[FromDigits/@Permutations[IntegerDigits[n]],
#!=n&&IntegerLength[n]==IntegerLength[#]&&PalindromeQ[#]&&PrimeQ[#]&]!={};
pp=Cases[Import["https://oeis.org/A002385/b002385.txt", "Table"], {_, _}][[All, 2]]; Select[Table[pp[[i]], {i, 1, 200}], myQ[#]&]

Crossrefs

Cf. A002385.

Sequence in context: A205950 A205461 A374309 * A345585 A345842 A031641

Adjacent sequences: A345866 A345867 A345868 * A345870 A345871 A345872

Keyword

nonn,base

Author

Ivan N. Ianakiev, Jun 27 2021

Status

approved