Ordered differences of numbers s(j)=(1/2)C(2j,j).

Terms

a(0) =2a(1) =9a(2) =7a(3) =34a(4) =32a(5) =25a(6) =125a(7) =123a(8) =116a(9) =91a(10) =461a(11) =459a(12) =452a(13) =427a(14) =336a(15) =1715a(16) =1713a(17) =1706a(18) =1681a(19) =1590a(20) =1254a(21) =6434a(22) =6432a(23) =6425a(24) =6400a(25) =6309a(26) =5973a(27) =4719a(28) =24309a(29) =24307