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A006453 Expansion of 1/sqrt(1-12x+x^2). 0


%S 1,6,107,3186,132849,7122870,466788195,36153055890,3230902408545,

%T 327238250094630,37043457415695675,4634751809368192050,

%U 635113491345511326225,94599619441277679278550

%N Expansion of 1/sqrt(1-12x+x^2).

%H J. Shallit, <a href="/A006449/a006449.pdf">Letter to N. J. A. Sloane, Oct. 1975</a>

%F D-finite with recurrence: a(n) +6*(-2*n+1)*a(n-1) +(n-1)^2*a(n-2)=0. - _R. J. Mathar_, Jan 17 2020

%K nonn

%O 0,2

%A _N. J. A. Sloane_.

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Last modified July 11 05:49 EDT 2020. Contains 335609 sequences. (Running on oeis4.)