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A178602
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Expansion of the polynomial (1+x^3)*(1+x^11)*(1+x^15)*(1+x^23).
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2
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1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 2, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1
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OFFSET
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0,27
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COMMENTS
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This is the Poincare polynomial for the Lie group F_4.
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REFERENCES
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Borel, A. and Chevalley, C., The Betti numbers of the exceptional groups, Mem. Amer. Math. Soc. 1955, no. 14, pp 1-9.
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LINKS
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Table of n, a(n) for n=0..52.
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CROSSREFS
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Sequence in context: A092575 A065335 A088534 * A216279 A025441 A176891
Adjacent sequences: A178599 A178600 A178601 * A178603 A178604 A178605
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KEYWORD
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nonn,fini,full,easy
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AUTHOR
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N. J. A. Sloane, Dec 24 2010
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STATUS
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approved
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