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A109184 Palindromic primes with digit sum 20. 3

%I #7 Jun 19 2021 12:28:01

%S 929,16661,17471,36263,70607,72227,73037,91019,1074701,1082801,

%T 1180811,1262621,1328231,1360631,1508051,1532351,1630361,1712171,

%U 1802081,3160613,3218123,7014107,7300037,9002009,102383201,102707201,103282301

%N Palindromic primes with digit sum 20.

%C Cf. A070250 Palindromic primes with digit sum 10, A107579 Primes with digit sum = 10, A106760 Primes with digit sum = 20, A109185 Palindromic primes with digit sum 40.

%H Chai Wah Wu, <a href="/A109184/b109184.txt">Table of n, a(n) for n = 1..4732</a>

%t Select[Prime[Range[5940000]],PalindromeQ[#]&&Total[IntegerDigits[#]]==20&] (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, Jun 19 2021 *)

%Y Cf. A070250, A106760, A107579, A109185.

%K base,nonn

%O 1,1

%A _Zak Seidov_, Jun 22 2005

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Last modified May 16 20:35 EDT 2024. Contains 372555 sequences. (Running on oeis4.)