A106425 Smallest number beginning with 5 and having exactly n prime divisors counted with multiplicity.

5, 51, 50, 54, 500, 504, 5000, 576, 512, 5184, 5120, 50176, 51200, 55296, 507904, 516096, 5038848, 589824, 524288, 5308416, 5242880, 51380224, 52428800, 56623104, 50331648, 509607936, 503316480, 5096079360, 536870912, 5435817984

Offset

1,1

Links

Table of n, a(n) for n=1..30.

Example

a(4) = 54 = 2*3^3.

Crossrefs

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

Sequence in context: A303132 A070995 A063803 * A160779 A077681 A326738

Adjacent sequences: A106422 A106423 A106424 * A106426 A106427 A106428

Keyword

base,nonn

Author

Ray Chandler, May 02 2005

Status

approved