Number of (n+2)X8 0..1 matrices with each 3X3 subblock having the same population.
A224649
Number of (n+2)X8 0..1 matrices with each 3X3 subblock having the same population.
Terms
- a(0) =62720a(1) =80160a(2) =103232a(3) =135872a(4) =215744a(5) =356352a(6) =630080a(7) =1352064a(8) =3050048a(9) =7286336a(10) =19187264a(11) =51676800a(12) =142349120a(13) =406197120a(14) =1168788032a(15) =3391042112a(16) =9967045184a(17) =29393584512a(18) =86973508160a(19) =258663771264a(20) =770373059648
External references
- oeis: A224649