53311

Appears in sequences

• Self-conjugate digitized partition numbers.at n=19A068325
• a(n) = 68*n^2 - 1.at n=27A158730
• Number of (n+1)X(n+1) 0..3 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=2A204868
• Number of (n+1) X 4 0..3 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.at n=2A204871
• T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with the permanents of all 2 X 2 subblocks equal and nonzero.at n=12A204876
• Composite numbers k such that sigma(k + sigma(k)) = 2*sigma(k).at n=38A246858