140423

Properties

Appears in sequences

• Occurrences of principal character.at n=13A005368
• Number of (n+1)X3 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.at n=3A205434
• Number of (n+1)X5 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.at n=1A205436
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.at n=11A205440
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having the same number of equal edges, and new values 0..3 introduced in row major order.at n=13A205440
• Inert rational primes in the intersection of all Q(sqrt(-d)) where d is a Heegner number.at n=24A309024
• Prime numbersat n=13046