[seqfan] Re: sequence challenge

Ed Jeffery ed.jeffery at yahoo.com
Fri Nov 25 14:39:56 CET 2011


In my example table, in my reply to Alois, I wrote the g.f. as 

F_k(x)=(1-3*k*x+k^2*x^2)/(1-x-4*k*x+3*k*x^2+3*k^2*x^3-k^2*x^4),

when it should have been

F_k(x)=(1-3*k*x+k^2*x^2)/(1-x-4*k*x^2+3*k*x^3+3*k^2*x^4-k^2*x^5).

Ed


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