%I #11 Jul 19 2021 19:12:05
%S 1,1,1,2,5,11,26,66,180,512,1524,4734,15291,51200,177256,633102,
%T 2328306,8801492,34147724,135789397,552761344,2300896695,9783811169,
%U 42459259013,187899387609,847288609443,3890278628308,18175510564018,86354070880785,416985884011492
%N a(n) = floor(((1+sqrt(n))/2)^n).
%t Table[Floor[((1 + Sqrt[n])/2)^n], {n, 0, 30}] (* _Giovanni Resta_, Mar 15 2014 *)
%Y Cf. A125895.
%K nonn
%O 0,4
%A _Jon Perry_, Mar 15 2014
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