Number b(n) of basic ideals in the Borel subalgebra of the untwisted affine Lie algebra of type B.
A182186
Number b(n) of basic ideals in the Borel subalgebra of the untwisted affine Lie algebra of type B.
Terms
- a(0) =24a(1) =128a(2) =648a(3) =3160a(4) =14984a(5) =69536a(6) =317264a(7) =1427912a(8) =6355080a(9) =28021504a(10) =122586224a(11) =532681648a(12) =2301267408a(13) =9891512000a(14) =42327269792a(15) =180410129576a(16) =766250022536
External references
- oeis: A182186