A368044 Pandigital primes that are the concatenation of 9 primes.

103132343589761, 103132343675897, 103132343761589, 103132343789561, 103132343895677, 103132343895767, 103132357614389, 103132357674389, 103132357894361, 103132361743589, 103132367743589, 103132367754389, 103132367894357, 103132367895743, 103132374358961, 103132375674389

Offset: 1

Author

Eric Angelini and Giorgos Kalogeropoulos, Dec 09 2023

Keywords

• base
• nonn

Comments

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.

Examples

			a(1) = 103132343589761 can be cut into the 9 prime-chunks 103, 13, 2, 3, 43, 5, 89, 7, 61;
a(2) = 103132343675897 can be cut into the 9 prime-chunks 103, 13, 2, 3, 43, 67, 5, 89, 7; etc.
		

Links

• Éric Angelini, Six prime chunks, Personal blog, December 2023.

Crossrefs

Cf. A368034, A368035, A050288.