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%I #8 Jun 16 2019 08:07:11
%S 1,6,15,33,60,107,176,283,463,732,1156,1773,2702,4170,6333,9611,14365,
%T 21842,32281,48041,71690,106136,158196,232380,340846,504318,740949,
%U 1089909,1590748,2348540,3411262,4978297,7278002,10600284,15494846
%N Main diagonal of table A083050.
%F a(n) = T(n, n), where T(n, 0) = floor(n*x/(x-1)) + 1, T(n, k+1) = ceiling(x*T(n, k)), for n >= 0, k >= 0, with x=sqrt(2).
%Y Cf. A083044, A083047, A083050, A083053.
%K nonn
%O 0,2
%A _Paul D. Hanna_, Apr 18 2003
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