A095921 Intersection of A002182 (highly composite numbers) and A003418 (LCMs of first n positive integers).

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

Offset

1,2

Comments

Also the intersection of A003418 and A007416.

References

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

Links

Table of n, a(n) for n=1..10.

M. E. Grost, The smallest number with a given number of divisors, Amer. Math. Monthly, 75 (1968), 725-729.

S. Ramanujan, Highly composite numbers, Proceedings of the London Mathematical Society, 2, XIV, 1915, 347 - 409.

Crossrefs

Cf. A055492.

Sequence in context: A168262 A085819 A069047 * A106037 A136240 A090747

Adjacent sequences: A095918 A095919 A095920 * A095922 A095923 A095924

Keyword

fini,full,nonn

Author

Matthew Vandermast, Jul 11 2004

Status

approved