A178600 - OEIS

A178600

Expansion of the polynomial (1+x^3)*(1+x^11).

1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,1

COMMENTS

This is the Poincaré polynomial for the Lie group G_2.

REFERENCES

Borel, A. and Chevalley, C., The Betti numbers of the exceptional groups, Mem. Amer. Math. Soc. 1955, no. 14, pp 1-9.

LINKS

MATHEMATICA

CoefficientList[Series[(1+x^3)*(1+x^11), {x, 0, 200}], x] (* Harvey P. Dale, Oct 22 2011 *)

CROSSREFS

KEYWORD

nonn,fini,full,easy

AUTHOR

STATUS

approved