Number of n X 7 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 0 vertically.
A207304
Number of n X 7 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 1 0 vertically.
Terms
- a(0) =28a(1) =784a(2) =4344a(3) =14446a(4) =36868a(5) =79802a(6) =154228a(7) =274288a(8) =457660a(9) =725932a(10) =1104976a(11) =1625322a(12) =2322532a(13) =3237574a(14) =4417196a(15) =5914300a(16) =7788316a(17) =10105576a(18) =12939688a(19) =16371910a(20) =20491524a(21) =25396210a(22) =31192420a(23) =37995752a(24) =45931324a(25) =55134148a(26) =65749504
External references
- oeis: A207304