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A062871 a(n) is the integer part of the geometric mean of n! and n^n. 2

%I #12 Jun 29 2018 02:11:12

%S 1,1,2,12,78,612,5795,64425,822470,11856945,190494094,3374719083,

%T 65351559893,1373320643022,31124359701926,756718320351008,

%U 19645797269948963,542437979097898912,15871685747774947592

%N a(n) is the integer part of the geometric mean of n! and n^n.

%H Harry J. Smith, <a href="/A062871/b062871.txt">Table of n, a(n) for n = 0..100</a>

%t Floor[Sqrt[n!*n^n]]

%o (PARI) a(n)={sqrtint(n! * n^n)} \\ _Harry J. Smith_, Aug 12 2009

%Y Cf. A062872.

%K easy,nonn

%O 0,3

%A _Olivier GĂ©rard_, Jun 26 2001

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)