1704619

Appears in sequences

• Number of n X n 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically.at n=3A232362
• Number of n X 4 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically.at n=3A232364
• T(n,k)=Number of nXk 0..2 arrays with every 0 next to a 1 and every 1 next to a 2 horizontally or vertically.at n=24A232368