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A106403 Primitive exponents of the Weyl group W(E_8). 5
3, 15, 23, 27, 35, 39, 47, 59 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

REFERENCES

C. Chevalley, The Betti numbers of the exceptional Lie groups, pp. 21-24 of Proc. Internat Congress Math., Cambridge 1950, Amer. Math. Soc., 1952.

FORMULA

Equals 2*A005776(n) + 1.

CROSSREFS

Cf. A106373, A106374, A106403, A005556, A005763.

Sequence in context: A083793 A083934 A072200 * A060649 A009210 A142882

Adjacent sequences:  A106400 A106401 A106402 * A106404 A106405 A106406

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), May 30 2005

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Last modified February 14 11:36 EST 2012. Contains 205623 sequences.