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Numerators b(n) of Pythagorean approximations b(n)/a(n) to 2/5.
7

%I #7 Mar 30 2012 18:57:48

%S 0,5,260,2289,4991,7020,94635,5103280,44852079,97850481,137599280,

%T 1855038645,100034487540,879190467169,1918065106671,2697221086300,

%U 36362467421275,1960876019662560,17233891492577759,37597912123131361

%N Numerators b(n) of Pythagorean approximations b(n)/a(n) to 2/5.

%C See A195500 for discussion and list of related sequences; see A195574 for Mathematica program.

%Y Cf. A195500, A195574, A195576.

%K nonn,frac

%O 1,2

%A _Clark Kimberling_, Sep 21 2011