Number of length 7+4 0..n arrays with no pair in any consecutive five terms totalling exactly n.
A246744
Number of length 7+4 0..n arrays with no pair in any consecutive five terms totalling exactly n.
Terms
- a(0) =2a(1) =68a(2) =10812a(3) =135776a(4) =2818830a(5) =19906740a(6) =162700376a(7) =766650656a(8) =3696053370a(9) =13019727620a(10) =45166073172a(11) =128894476608a(12) =358710268742a(13) =876273071156
External references
- oeis: A246744