A106414 Smallest number beginning with 4 that is the product of exactly n distinct primes.

41, 46, 42, 462, 4290, 43890, 4001970, 40029990, 406816410, 40026056070, 408036859230, 40013061952710, 405332750552730, 40111962162442170, 4000228915204892370, 40909794684132183810, 4000669166940700163910

Offset

1,1

Links

Table of n, a(n) for n=1..17.

Example

a(1) = 41, a(3) = 42 = 2*3*7..

Crossrefs

Cf. A077326-A077334, A106411-A106419, A106421-A106429.

Sequence in context: A095507 A095499 A095491 * A068582 A158847 A159023

Adjacent sequences: A106411 A106412 A106413 * A106415 A106416 A106417

Keyword

base,nonn

Author

Ray Chandler, May 02 2005

Status

approved