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A229879 Palindromic prime numbers == 5 (mod 9). 1
5, 131, 383, 797, 10301, 12821, 16061, 19391, 30803, 32423, 35753, 36563, 38183, 76667, 77477, 79997, 94649, 96269, 1003001, 1028201, 1085801, 1093901, 1126211, 1134311, 1150511, 1175711, 1183811, 1208021, 1257521, 1273721, 1281821, 1363631, 1371731, 1412141 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Shyam Sunder Gupta, Table of n, a(n) for n = 1..993

MATHEMATICA

t = {}; Do[z = n*10^(IntegerLength[n] - 1) + FromDigits@Rest@Reverse@IntegerDigits[n]; If[PrimeQ[z] && Mod[z, 9] == 5, AppendTo[t, z]], {n, 1, 99999}]; t

CROSSREFS

Cf. A002385, A229875.

Sequence in context: A203702 A048434 A142892 * A145611 A222880 A070247

Adjacent sequences:  A229876 A229877 A229878 * A229880 A229881 A229882

KEYWORD

nonn,base,less

AUTHOR

Shyam Sunder Gupta, Oct 02 2013

STATUS

approved

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Last modified July 12 09:35 EDT 2020. Contains 335657 sequences. (Running on oeis4.)