67311

Appears in sequences

• 1-sequence of reduction of (3n-1) by x^2 -> x+1.at n=15A192310
• Number of nX3 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally, diagonally or antidiagonally.at n=3A232146
• T(n,k)=Number of nXk 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally, diagonally or antidiagonally.at n=18A232149
• Number of 4Xn 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally, diagonally or antidiagonally.at n=2A232152
• g_n(16) where g is the weak Goodstein function defined in A266202.at n=30A271992