Number of (n+2) X (1+2) 0..1 arrays with every 2 X 2 and 3 X 3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.

A253503

Number of (n+2) X (1+2) 0..1 arrays with every 2 X 2 and 3 X 3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.

Terms

    a(0) =132a(1) =260a(2) =428a(3) =636a(4) =884a(5) =1172a(6) =1500a(7) =1868a(8) =2276a(9) =2724a(10) =3212a(11) =3740a(12) =4308a(13) =4916a(14) =5564a(15) =6252a(16) =6980a(17) =7748a(18) =8556a(19) =9404a(20) =10292a(21) =11220a(22) =12188a(23) =13196a(24) =14244a(25) =15332a(26) =16460a(27) =17628a(28) =18836a(29) =20084

External references