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%I #11 Oct 14 2024 01:38:13
%S 81,561,4481,40321,403201,4435201,53222401,691891201,9686476801,
%T 145297152001,2324754432001,39520825344001,711374856192001,
%U 13516122267648001,270322445352960001,5676771352412160001
%N a(n) = (n!+9)/9.
%H Amiram Eldar, <a href="/A139156/b139156.txt">Table of n, a(n) for n = 6..450</a>
%t Table[(n! + 9)/9, {n, 6, 30}]
%Y Cf. A007749, A020458, A082672, A089085, A089130, A117141, A139056-A139066, A139068, A137390, A139070-A139075, A139148-A139157, A139159, A139160, A139161, A139162.
%K nonn
%O 6,1
%A _Artur Jasinski_, Apr 11 2008
%E Name corrected by _Amiram Eldar_, Oct 14 2024