74148
domain: N
Appears in sequences
- Half the number of (n+1) X 4 binary arrays with no 2 X 2 subblock having exactly 2 ones.at n=6A183776
- Half the number of (n+1) X 7 binary arrays with no 2 X 2 subblock having exactly 2 ones.at n=3A183779
- T(n,k) = half the number of (n+1) X (k+1) binary arrays with no 2 X 2 subblock having exactly 2 ones.at n=30A183782
- T(n,k) = half the number of (n+1) X (k+1) binary arrays with no 2 X 2 subblock having exactly 2 ones.at n=33A183782
- Array read by antidiagonals: T(n,m) = number of self-avoiding walks of any length from NW to SW corners on a grid with n rows and m columns.at n=49A271465
- a(n) = 54*n^2 + 6*n.at n=37A277990
- Numbers k such that 397*2^k+1 is prime.at n=30A323043