Number of -n..n arrays x(0..4) of 5 elements with nonzero sum and with zero through 4 differences all nonzero.

A200168

Number of -n..n arrays x(0..4) of 5 elements with nonzero sum and with zero through 4 differences all nonzero.

Terms

    a(0) =2a(1) =276a(2) =2778a(3) =15040a(4) =52486a(5) =145482a(6) =336992a(7) =695778a(8) =1309052a(9) =2298830a(10) =3808116a(11) =6034796a(12) =9189086a(13) =13554364a(14) =19435742a(15) =27212132a(16) =37285690a(17) =50170962a(18) =66371288a(19) =86532042a(20) =111309444a(21) =141482278a(22) =177842124a(23) =221369312a(24) =272987306a(25) =333851184

External references