Number of (n+2) X (5+2) 0..1 arrays with every 2 X 2 and 3 X 3 subblock diagonal maximum minus antidiagonal minimum nondecreasing horizontally and vertically.
A253507
Number of (n+2) X (5+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) =884a(1) =1712a(2) =3052a(3) =5136a(4) =7948a(5) =11740a(6) =16592a(7) =22720a(8) =30300a(9) =39560a(10) =50740a(11) =64104a(12) =79936a(13) =98540a(14) =120240a(15) =145380a(16) =174324a(17) =207456a(18) =245180a(19) =287920a(20) =336120a(21) =390244a(22) =450776a(23) =518220a(24) =593100a(25) =675960a(26) =767364a(27) =867896a(28) =978160a(29) =1098780
External references
- oeis: A253507