Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A254555
Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =12260a(1) =39661a(2) =129677a(3) =388056a(4) =1194944a(5) =3557566a(6) =10792398a(7) =31935630a(8) =94243724a(9) =273661647a(10) =792918304a(11) =2285081398a(12) =6585392329a(13) =18959530683a(14) =54620617680a(15) =157367672295a(16) =453569621698
External references
- oeis: A254555