Dimensions (sorted, with duplicates removed) of real simple Lie algebras.

Terms

a(0) =3a(1) =6a(2) =8a(3) =10a(4) =14a(5) =15a(6) =16a(7) =20a(8) =21a(9) =24a(10) =28a(11) =30a(12) =35a(13) =36a(14) =42a(15) =45a(16) =48a(17) =52a(18) =55a(19) =56a(20) =63a(21) =66a(22) =70a(23) =72a(24) =78a(25) =80a(26) =90a(27) =91a(28) =96a(29) =99