A061499 - OEIS

A061499

Integer part of geometric mean of the distinct nonzero numbers that can be formed from the digits of n.

1, 2, 3, 4, 5, 6, 7, 8, 9, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 6, 4, 6, 8, 9, 10, 11, 12, 13, 14, 9, 5, 8, 9, 11, 12, 14, 15, 16, 17, 12, 6, 9, 11, 13, 14, 16, 17, 18, 20, 15, 7, 10, 12, 14, 16, 18, 19, 21, 22, 18, 8, 11, 14, 16, 18, 19, 21, 23, 24, 22, 9, 12, 15, 17, 19, 21, 23, 24, 26, 25, 10

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..81.

EXAMPLE

a(12) = 4: the distinct numbers formed by the digits of 12 are 1, 2, 12, 21. The geometric mean of these numbers is 504^(1/4)=4.73813722053758678534150735741308... and the integer part is 4.

CROSSREFS

Cf. A061487, A061500.

Sequence in context: A284255 A284253 A318492 * A178051 A245346 A028898

Adjacent sequences: A061496 A061497 A061498 * A061500 A061501 A061502

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy, May 06 2001

EXTENSIONS

More terms from Asher Auel, May 14, 2001

Name corrected by Sean A. Irvine, Feb 18 2023

STATUS

approved