Number of 0..n arrays x(0..10) of 11 elements with zero 6th differences.

Terms

a(0) =2a(1) =3a(2) =4a(3) =5a(4) =6a(5) =7a(6) =8a(7) =17a(8) =26a(9) =41a(10) =60a(11) =93a(12) =130a(13) =187a(14) =256a(15) =373a(16) =522a(17) =717a(18) =940a(19) =1209a(20) =1586a(21) =2121a(22) =2728a(23) =3513a(24) =4412a(25) =5477a(26) =6734a(27) =8393a(28) =10272a(29) =12585