-536870912
domain: Z
Appears in sequences
- Expansion of e.g.f.: 1/2 + exp(-4*x)/2.at n=15A009117
- Array read by rows, starting with n=0: row n lists A057077(n+1)*8^(n+1)/2, A057077(n+2)*8^(n+1)/2, A057077(n+1)*8^(n+1).at n=27A096252
- Array read by rows, starting with n=0: row n lists A057077(n+1)*8^(n+1)/2, A057077(n+2)*8^(n+1)/2, A057077(n+1)*8^(n+1).at n=28A096252
- Expansion of g.f. (1 + 2*x) / (1 + 2*x + 4*x^2).at n=29A104538
- Row sums of triangle A118435.at n=20A118437
- Hankel transform of Sum_{k=0..floor(n/2)} binomial(2*k, k).at n=29A120582
- Hankel transform of g.f. 1/sqrt(1+4x^2).at n=29A120617
- Powers of -2: a(n) = (-2)^n.at n=29A122803
- Expansion of (1+3*x)/(1+2*x).at n=30A123344
- a(n) = mu(n) * 2^(n-1).at n=29A127511
- Hankel transform of A106191.at n=28A137717
- Expansion of (1-8*x)/(1-4*x+16*x^2).at n=14A138340
- Inverse binomial transform of A001651.at n=31A141531
- a(n) = A154570(n) + A154570(n+1).at n=30A154589
- a(n) = A156591(n) + A156591(n+1).at n=30A157823
- a(n)= -3a(n-1)-3a(n-2)-2a(n-3), n>3. a(0)=4, a(1)=4, a(2)=-5, a(3)=4.at n=30A158935
- A002321*A000079.at n=28A162459
- Determinant of the n X n matrix with (i,j)-entry equal to 1 or 0 according as i + j is coprime to n or not.at n=50A228885
- Alternating row sums of A346837.at n=30A347596