%I #8 Sep 08 2022 08:45:59
%S 512,3815,50805,452377,2779906,12895977,48400258,154315776,432655358,
%T 1093685273,2539243268,5491371251,11182788770,21629362253,40008716648,
%U 71173490664,122332454247,203937787267,330822261551
%N Round((n+1/n)^9).
%H Vincenzo Librandi, <a href="/A198074/b198074.txt">Table of n, a(n) for n = 1..10000</a>
%o (Magma) [Round((n+1/n)^9): n in [1..40]]
%Y Cf. A014056, A197908.
%K nonn
%O 1,1
%A _Vincenzo Librandi_, Oct 21 2011