58077

Appears in sequences

• 1/3 the number of (n+1) X 2 0..2 arrays with every 2 X 2 subblock having at least two equal elements connected horizontally or vertically.at n=4A184368
• 1/3 the number of (n+1)X6 0..2 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=0A184372
• T(n,k)=1/3 the number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=10A184376
• T(n,k)=1/3 the number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=14A184376
• Discriminants of totally real cubic fields with 3 associated nonconjugate fields.at n=7A329787
• Unitary Ruth-Aaron numbers: numbers k such that A008475(k) = A008475(k+1).at n=29A331000
• a(n) = 3^(n-3)*(binomial(n,3) + 3*binomial(n,2) + 9*n + 27).at n=8A384198