Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock antidiagonal maximum minus diagonal minimum nondecreasing horizontally and diagonal maximum minus antidiagonal minimum nondecreasing vertically.
A253396
Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock antidiagonal maximum minus diagonal minimum nondecreasing horizontally and diagonal maximum minus antidiagonal minimum nondecreasing vertically.
Terms
- a(0) =704a(1) =391a(2) =520a(3) =823a(4) =1269a(5) =1855a(6) =2726a(7) =3810a(8) =5311a(9) =7163a(10) =9569a(11) =12493a(12) =16140a(13) =20493a(14) =25773a(15) =31978a(16) =39346a(17) =47891a(18) =57867a(19) =69304a(20) =82472a(21) =97417a(22) =114425a(23) =133558a(24) =155118a(25) =179183a(26) =206071a(27) =235876a(28) =268932a(29) =305349
External references
- oeis: A253396