Row sums of A285118: a(n) = Sum_{k=1..(n-1)} (C(n-1,k-1) bitwise-and C(n-1,k)), a(0) = a(1) = 0.

Terms

a(0) =0a(1) =0a(2) =1a(3) =0a(4) =5a(5) =8a(6) =12a(7) =20a(8) =49a(9) =64a(10) =304a(11) =672a(12) =1204a(13) =2648a(14) =3852a(15) =9320a(16) =18297a(17) =32960a(18) =75472a(19) =146392a(20) =304920a(21) =577336a(22) =1211144a(23) =2034072a(24) =4801892a(25) =7637392a(26) =18795944a(27) =33811680a(28) =71566612a(29) =139144320