Number of 4 X n binary matrices such that any 2 rows have a common 1.
A051587
Number of 4 X n binary matrices such that any 2 rows have a common 1.
Terms
- a(0) =0a(1) =1a(2) =31a(3) =781a(4) =17887a(5) =380821a(6) =7635991a(7) =145858861a(8) =2680379887a(9) =47772681541a(10) =831224886151
External references
- oeis: A051587