2486980
domain: N
Appears in sequences
- Number of nX3 0..2 arrays avoiding 11 horizontally, 22 vertically and 00 diagonally or antidiagonally.at n=6A229375
- Number of nX7 0..2 arrays avoiding 11 horizontally, 22 vertically and 00 diagonally or antidiagonally.at n=2A229379
- T(n,k)=Number of nXk 0..2 arrays avoiding 11 horizontally, 22 vertically and 00 diagonally or antidiagonally.at n=38A229380