Number of indecomposable Type I but not Type II binary self-dual codes of length 2n.

A106164

Number of indecomposable Type I but not Type II binary self-dual codes of length 2n.

Terms

    a(0) =0a(1) =1a(2) =0a(3) =0a(4) =0a(5) =0a(6) =1a(7) =1a(8) =1a(9) =2a(10) =6a(11) =8a(12) =19a(13) =45a(14) =148a(15) =457a(16) =2448a(17) =20786

External references