A077333 - OEIS

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A077333

Smallest number beginning with 8 and having exactly n distinct prime divisors.

9

8, 80, 84, 840, 8190, 81510, 870870, 80059980, 800509710, 8254436190, 800680310430, 8222980095330, 800160280950030, 80008785365579070, 843685980760953330, 80058789202898516010, 8001338333881400327820, 800009744613910196656290

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..18.

EXAMPLE

a(3) = 84 = 2^2*3*7.

CROSSREFS

Cf. A077326, A077327, A077328, A077329, A077330, A077331, A077332, A077334.

Cf. A106411-A106419, A106421-A106429.

Sequence in context: A344660 A069022 A217401 * A216997 A062900 A204095

Adjacent sequences: A077330 A077331 A077332 * A077334 A077335 A077336

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy, Nov 04 2002

EXTENSIONS

Corrected and extended by Sascha Kurz, Jan 30 2003

a(9)-a(10) from Ray Chandler, Apr 17 2005

More terms from Ray Chandler, May 02 2005

STATUS

approved