Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A259010
Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =113474a(1) =130296a(2) =142316a(3) =177118a(4) =219424a(5) =321144a(6) =431280a(7) =628483a(8) =873376a(9) =1362527a(10) =2214712a(11) =3756703a(12) =6398572a(13) =10966607a(14) =18800158a(15) =32013305a(16) =53987880a(17) =90110374a(18) =148705866a(19) =242375398a(20) =390080654a(21) =620094616a(22) =973886800a(23) =1511517279a(24) =2319238662
External references
- oeis: A259010