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A124612 Poincaré series [or Poincare series] P(C_{4,2}; x). 0

%I

%S 1,2,6,14,34,68,144,276,534,974,1774,3106,5410,9146,15334,25158,40884,

%T 65264,103204,160808,248222,378350,571534,853890,1264962,1855638,

%U 2700490,3895626,5577846,7923072,11176164,15650712,21774473,30092868,41337096,56434524

%N Poincaré series [or Poincare series] P(C_{4,2}; x).

%H Dragomir Z. Djokovic, <a href="http://arXiv.org/abs/math.AC/0609262">Poincaré series [or Poincare series] of some pure and mixed trace algebras of two generic matrices</a>. See Table 3, lines 6 and 7, also Table 5, lines 3-7.

%F G.f.: (1-x^2+x^4)*(1-x-x^3+x^4+2*x^5+x^6-x^7-x^9+x^10) / ((1-x)^3*(1-x^2)^4*(1-x^3)^5*(1-x^4)^5).

%K nonn

%O 0,2

%A _N. J. A. Sloane_, Dec 21 2006

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Last modified January 20 14:02 EST 2020. Contains 331094 sequences. (Running on oeis4.)