Number of length 4+1 0..n arrays with the sum of adjacent differences multiplied by some arrangement of +-1 equal to zero.

A250169

Number of length 4+1 0..n arrays with the sum of adjacent differences multiplied by some arrangement of +-1 equal to zero.

Terms

    a(0) =16a(1) =119a(2) =436a(3) =1269a(4) =2860a(5) =5831a(6) =10460a(7) =17765a(8) =27984a(9) =42611a(10) =61752a(11) =87477a(12) =119672a(13) =161051a(14) =211212a(15) =273601a(16) =347428a(17) =436963a(18) =540948a(19) =664553a(20) =805976a(21) =971367a(22) =1158288a(23) =1373969a(24) =1615248a(25) =1890503a(26) =2195780a(27) =2540693a(28) =2920396a(29) =3345831

External references