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Convolution square of A285349.
0

%I #8 Apr 17 2017 22:42:17

%S 1,-4,12,-24,36,-36,8,56,-148,228,-228,80,248,-688,1048,-1048,420,896,

%T -2588,3920,-3884,1648,2864,-8488,12744,-12516,5440,8400,-25176,37480,

%U -36504,16032,22892,-69024,101968,-98504,43468,58736,-177584,260416,-249732,110328

%N Convolution square of A285349.

%C Let k(q) = r(q) * r(q^2)^2.

%C G.f. satisfies: A(q) = ( (1 - k(q))/(1 + k(q)) )^2.

%C And r(q)^5 = k(q) * A(q).

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Rogers%E2%80%93Ramanujan_continued_fraction">Rogers-Ramanujan continued fraction</a>

%Y Cf. A007325, A078905 (r(q)^5), A112274 (k(q)), A285349.

%K sign

%O 0,2

%A _Seiichi Manyama_, Apr 17 2017