Sum of successive absolute differences of the binomial coefficients = 2*A014495(n).

Terms

a(0) =0a(1) =0a(2) =2a(3) =4a(4) =10a(5) =18a(6) =38a(7) =68a(8) =138a(9) =250a(10) =502a(11) =922a(12) =1846a(13) =3430a(14) =6862a(15) =12868a(16) =25738a(17) =48618a(18) =97238a(19) =184754a(20) =369510a(21) =705430a(22) =1410862a(23) =2704154a(24) =5408310a(25) =10400598a(26) =20801198a(27) =40116598a(28) =80233198a(29) =155117518