%I A001066
%S A001066 3,6,8,10,14,15,16,20,21,24,28,30,35,36,42,45,48,52,55,56,63,66,70,72,
               78,
%T A001066 80,90,91,96,99,104,105,110,120,126,132,133,136,143,153,156,160,168,171,
%U A001066 182,190,195,198,210,224,231,240,248,253,255,266,272,276,286,288,300,306
%N A001066 Dimensions (sorted, with duplicates removed) of real simple Lie algebras.
%C A001066 The possible dimensions of real simple Lie algebras are the numbers n 
               and 2n where n runs through the dimensions of the complex simple 
               Lie algebras.
%D A001066 Freeman J. Dyson, Missed opportunities, Bull. Amer. Math. Soc. 78 (1972), 
               635-652.
%D A001066 N. Jacobson, Lie Algebras. Wiley, NY, 1962; see pp. 141-146.
%F A001066 Numbers n and 2n as n runs through A003038.
%e A001066 6 is the dimension of the real simple Lie algebra SL_2(C).
%Y A001066 Cf. A003038.
%Y A001066 Sequence in context: A047282 A064437 A072149 this_sequence A099518 A121741 
               A043549
%Y A001066 Adjacent sequences: A001063 A001064 A001065 this_sequence A001067 A001068 
               A001069
%K A001066 nonn,nice,easy
%O A001066 1,1
%A A001066 Richard E. Borcherds (reb(AT)math.berkeley.edu)
%E A001066 Entry revised by N. J. A. Sloane (njas(AT)research.att.com), Mar 16 2007