Expansion of g.f. (1/2)*( a*(1+x)^n + b*(1-x)^(n+2)*LerchPhi(x, -n-1, 1) + c*2^(n+1)*(1-x)^(n+1)*LerchPhi(x, -n, 1/2) ), where a = -4, b = 2, and c = 2, read by rows.

A168518

Expansion of g.f. (1/2)*( a*(1+x)^n + b*(1-x)^(n+2)*LerchPhi(x, -n-1, 1) + c*2^(n+1)*(1-x)^(n+1)*LerchPhi(x, -n, 1/2) ), where a = -4, b = 2, and c = 2, read by rows.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =12a(5) =1a(6) =1a(7) =51a(8) =51a(9) =1a(10) =1a(11) =170a(12) =514a(13) =170a(14) =1a(15) =1a(16) =521a(17) =3646a(18) =3646a(19) =521a(20) =1a(21) =1a(22) =1552a(23) =22247a(24) =49472a(25) =22247a(26) =1552a(27) =1a(28) =1a(29) =4591

External references