%I #8 Oct 26 2022 16:00:30
%S 1,1,4,15,256,1285,5440,28123,16777216,150994953,1140868096,
%T 12465661415,73299656704,952678341901,5584872095744,56294136361779,
%U 18446744073709551616,313594649253062377489,4796153459164500459520,91477403861525991461727,1213648186380073308258304
%N Main diagonal of A048723, a(n) = Xpower(n,n).
%H Alois P. Heinz, <a href="/A048731/b048731.txt">Table of n, a(n) for n = 0..415</a>
%Y Cf. A048723.
%K nonn
%O 0,3
%A _Antti Karttunen_, Apr 26 1999
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