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Lucky numbers that are the product of the first m lucky numbers for some m.
2

%I #25 Jul 23 2015 10:59:24

%S 1,3,21,189,36855,773955

%N Lucky numbers that are the product of the first m lucky numbers for some m.

%C If it exists, a(7) > 732374267624.

%C Intersection of A000959 and A256625. - _Chayim Lowen_, Jul 14 2015

%e 1 * 3 * 7 * 9 * 13 * 15 = 36855, which is a lucky number.

%Y Cf. A000959, A256625.

%K nonn,hard

%O 1,2

%A _Naohiro Nomoto_, Oct 09 2000

%E One more term from _Sascha Kurz_, Oct 12 2001