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Intersection of A002182 (highly composite numbers) and A003418 (LCMs of first n positive integers).
2

%I #9 Oct 03 2017 03:58:39

%S 1,2,6,12,60,840,2520,27720,720720,80313433200

%N Intersection of A002182 (highly composite numbers) and A003418 (LCMs of first n positive integers).

%C Also the intersection of A003418 and A007416.

%D J. Roberts, Lure Of The Integers. Math. Assoc. Of America, 1992, p. 86.

%H M. E. Grost, <a href="http://www.jstor.org/stable/2315183">The smallest number with a given number of divisors</a>, Amer. Math. Monthly, 75 (1968), 725-729.

%H S. Ramanujan, <a href="http://ramanujan.sirinudi.org/Volumes/published/ram15.html">Highly composite numbers</a>, Proceedings of the London Mathematical Society, 2, XIV, 1915, 347 - 409.

%Y Cf. A055492.

%K fini,full,nonn

%O 1,2

%A _Matthew Vandermast_, Jul 11 2004