25705

Appears in sequences

• a(n) = a(n-3) - 5*a(n-2) + 5*a(n-1), a(0) = 1, a(1) = 3, a(2) = 10.at n=8A102871
• a(n) = -a(n-1)+4*a(n-2)+4*a(n-3)-a(n-4)-a(n-5).at n=18A107401
• Sequence of denominators associated with the continued fraction based on the sequence d(n)= distance of n from closest prime ( A051699).at n=27A110977
• Sequence of denominators associated with the continued fraction based on the sequence d(n)= distance of n from closest prime ( A051699).at n=29A110977
• Sequence of denominators associated with the continued fraction based on the sequence d(n)= distance of n from closest prime ( A051699).at n=31A110977
• a(n) = A002531(n)*A002531(n+1).at n=8A146983
• Number of (n+1)X(n+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.at n=2A237159
• Number of (n+1)X(3+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.at n=2A237162
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal.at n=12A237167
• Indices of centered triangular numbers (A005448) which are also hexagonal numbers (A000384).at n=4A254284
• Squarefree terms of A276655.at n=28A276756
• Constant term in the expansion of (1 + x + y + z + 1/(x*y*z))^n.at n=9A361637