Antidiagonal-sums of the array A377038(n,k) = n-th term of k-th differences of squarefree numbers (A005117).

A377039

Antidiagonal-sums of the array A377038(n,k) = n-th term of k-th differences of squarefree numbers (A005117).

Terms

    a(0) =1a(1) =3a(2) =4a(3) =9a(4) =1a(5) =18a(6) =8a(7) =-9a(8) =106a(9) =-237a(10) =595a(11) =-1170a(12) =2276a(13) =-3969a(14) =6640a(15) =-10219a(16) =14655a(17) =-18636a(18) =19666a(19) =-12071a(20) =-13056a(21) =69157a(22) =-171441a(23) =332756a(24) =-552099a(25) =798670a(26) =-982472a(27) =901528a(28) =-116173a(29) =-2351795

External references