103168
domain: N
Appears in sequences
- a(n) = T(2n-1,n-2), T given by A027157.at n=6A027162
- Negative value of coefficient of x^(n-2) in the characteristic polynomial of a certain n X n integer circulant matrix.at n=30A127407
- Triangle T, read by rows, where g.f. of row n of matrix power T^(2^n) = (2^(2n-1) + y)*y^(n-1) for n>0.at n=17A152790
- Column 2 of triangle A152790.at n=3A152793
- Integers k such that A072473(k) = A072473(k+1) = A072473(k+2) = A072473(k+3).at n=13A255172
- T(n, k) = (n + 1)*2^(n + k)*hypergeom([-n, k - n + 1], [2], 1/2), triangle read by rows for 0 <= k <= n.at n=31A337617
- a(n) = Sum_{k=0..floor(n/3)} 2^(n-2*k) * binomial(n-2*k,k)^2.at n=11A387510