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a(n) = T(n,n), array T as in A049747.
0

%I #8 Aug 07 2021 01:12:24

%S 0,3,5,11,17,25,35,49,61,77,99,119,135,163,189,219,247,283,309,343,

%T 385,421,463,505,553,603,645,699,751,799,857,919,979,1039,1107,1173,

%U 1241,1313,1383,1457,1525,1605,1685,1759,1851,1941,2023,2107,2199,2293,2377

%N a(n) = T(n,n), array T as in A049747.

%K nonn

%O 0,2

%A _Clark Kimberling_

%E More terms from _Sean A. Irvine_, Aug 07 2021