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Pandigital primes that are the concatenation of 9 primes.
2

%I #5 Dec 21 2023 21:23:31

%S 103132343589761,103132343675897,103132343761589,103132343789561,

%T 103132343895677,103132343895767,103132357614389,103132357674389,

%U 103132357894361,103132361743589,103132367743589,103132367754389,103132367894357,103132367895743,103132374358961,103132375674389

%N Pandigital primes that are the concatenation of 9 primes.

%C The least prime number that can be cut into 9 prime-chunks has at least 15 digits. There are 3764 sets of 9 prime-chunks that produce in total 69061759 primes with 15 digits.

%H Éric Angelini, <a href="https://cinquantesignes.blogspot.com/2023/12/six-prime-chunks.html">Six prime chunks</a>, Personal blog, December 2023.

%e a(1) = 103132343589761 can be cut into the 9 prime-chunks 103, 13, 2, 3, 43, 5, 89, 7, 61;

%e a(2) = 103132343675897 can be cut into the 9 prime-chunks 103, 13, 2, 3, 43, 67, 5, 89, 7; etc.

%Y Cf. A368034, A368035, A050288.

%K base,nonn

%O 1,1

%A _Eric Angelini_ and _Giorgos Kalogeropoulos_, Dec 09 2023