Number of binary matrices with n distinct columns and any number of nonzero rows with 3 ones in every column and rows in nonincreasing lexicographic order.
A331389
Number of binary matrices with n distinct columns and any number of nonzero rows with 3 ones in every column and rows in nonincreasing lexicographic order.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =29a(4) =666a(5) =28344a(6) =1935054a(7) =193926796a(8) =26892165502
External references
- oeis: A331389