Number of -n..n arrays x(0..5) of 6 elements with zero sum and elements alternately strictly increasing and strictly decreasing.

A200060

Number of -n..n arrays x(0..5) of 6 elements with zero sum and elements alternately strictly increasing and strictly decreasing.

Terms

    a(0) =10a(1) =178a(2) =1098a(3) =4172a(4) =11962a(5) =28554a(6) =59910a(7) =114232a(8) =202314a(9) =337902a(10) =538054a(11) =823496a(12) =1218978a(13) =1753638a(14) =2461350a(15) =3381092a(16) =4557298a(17) =6040218a(18) =7886274a(19) =10158420a(20) =12926498a(21) =16267598a(22) =20266414a(23) =25015604a(24) =30616142a(25) =37177686a(26) =44818926a(27) =53667948

External references