Number of length 3+2 0..n arrays with some pair in every consecutive three terms totalling exactly n.

A245872

Number of length 3+2 0..n arrays with some pair in every consecutive three terms totalling exactly n.

Terms

    a(0) =16a(1) =103a(2) =256a(3) =549a(4) =960a(5) =1579a(6) =2368a(7) =3433a(8) =4720a(9) =6351a(10) =8256a(11) =10573a(12) =13216a(13) =16339a(14) =19840a(15) =23889a(16) =28368a(17) =33463a(18) =39040a(19) =45301a(20) =52096a(21) =59643a(22) =67776a(23) =76729a(24) =86320a(25) =96799a(26) =107968a(27) =120093a(28) =132960a(29) =146851

External references