%I #23 Jan 26 2023 09:36:14
%S 7,158,2568,35660,456574,5565709,65657059,756570556,8565705523,
%T 95657055186,1056570551816,11565705518103,125657055180974,
%U 1356570551809682,14565705518096756,155657055180967490
%N Number of decimal digits in !(10^n), where !x is the subfactorial.
%C Entries where the number of digits of the subfactorial (here) is one less than the number of digits of the factorial (A061010) are indicated by A214004. [_Carl R. White_, Jun 30 2012]
%H Carl R. White, <a href="/A114485/b114485.txt">Table of n, a(n) for n = 1..200</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Subfactorial.html">Subfactorial</a>
%F a(n) = 10^n*(n - 1/log(10)) + n/2 + O(1). [_Arkadiusz Wesolowski_, Jan 20 2012]
%Y Cf. A000166, A061010.
%K nonn,base
%O 1,1
%A _Eric W. Weisstein_, Nov 30 2005
%E More terms from _Carl R. White_, Jun 30 2012
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