Number of terms in the expansion of the determinant of a skew-symmetric matrix of order n.
A167028
Number of terms in the expansion of the determinant of a skew-symmetric matrix of order n.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =6a(4) =0a(5) =120a(6) =0a(7) =5250a(8) =0a(9) =395010a(10) =0a(11) =45197460a(12) =0a(13) =7299452160a(14) =0a(16) =0a(18) =0a(20) =0a(22) =0a(24) =0a(26) =0a(28) =0a(30) =0
External references
- oeis: A167028