Number A(Bn,K) of all D-invariant ideals of the algebra NBn(K) of classical type over a field K if 2K=0.

A135512

Number A(Bn,K) of all D-invariant ideals of the algebra NBn(K) of classical type over a field K if 2K=0.

Terms

    a(0) =2a(1) =10a(2) =41a(3) =166a(4) =670a(5) =2700a(6) =10869a(7) =43718a(8) =175730a(9) =705988a(10) =2835002a(11) =11380060a(12) =45666236a(13) =183199832a(14) =734768013a(15) =2946348102a(16) =11812385898a(17) =47350033812a(18) =189775422798a(19) =760507313652

External references