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G.f.: limit of the ratio of the g.f.s of adjacent rows in triangle A152800.
1

%I #2 Mar 30 2012 18:37:15

%S 1,1,2,2,2,3,4,3,3,6,6,2,5,13,5,-8,17,38,-28,-46,119,88,-290,-42,763,

%T -208,-1738,1363,3727,-5084,-6907,16043,9959,-45166,-4025,116799,

%U -44571,-277503,244975,597094,-912129,-1108463,2880463,1505334,-8180133,-30884

%N G.f.: limit of the ratio of the g.f.s of adjacent rows in triangle A152800.

%e G.f.: q + q^2 + 2*q^3 + 2*q^4 + 2*q^5 + 3*q^6 + 4*q^7 + 3*q^8 + 3*q^9 + 6*q^10 +...

%Y Cf. A152800.

%K sign

%O 1,3

%A _Paul D. Hanna_, Dec 26 2008