Number of length 3+1 0..n arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero.
A250230
Number of length 3+1 0..n arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero.
Terms
- a(0) =8a(1) =27a(2) =52a(3) =89a(4) =132a(5) =187a(6) =248a(7) =321a(8) =400a(9) =491a(10) =588a(11) =697a(12) =812a(13) =939a(14) =1072a(15) =1217a(16) =1368a(17) =1531a(18) =1700a(19) =1881a(20) =2068a(21) =2267a(22) =2472a(23) =2689a(24) =2912a(25) =3147a(26) =3388a(27) =3641a(28) =3900a(29) =4171
External references
- oeis: A250230