421312592376
domain: N
Appears in sequences
- Number of (n+3)X(5+3) 0..3 white square subarrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, and upper left element zero.at n=6A230946
- Number of (n+3)X(7+3) 0..3 white square subarrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4, and upper left element zero.at n=4A230948