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A106423 Smallest number beginning with 3 and having exactly n prime divisors counted with multiplicity. 1
3, 33, 30, 36, 32, 324, 320, 384, 3200, 3456, 3072, 31104, 30720, 36864, 32768, 331776, 327680, 393216, 3276800, 3538944, 3145728, 31850496, 31457280, 37748736, 33554432, 339738624, 301989888, 3057647616, 3019898880, 3623878656 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

EXAMPLE

a(1) = 3, a(6) = 324 = 2^2*3^4.

CROSSREFS

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

Sequence in context: A222683 A134474 A096469 * A077328 A106413 A284064

Adjacent sequences:  A106420 A106421 A106422 * A106424 A106425 A106426

KEYWORD

base,nonn

AUTHOR

Ray Chandler, May 02 2005

STATUS

approved

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Last modified November 27 20:49 EST 2021. Contains 349395 sequences. (Running on oeis4.)