Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX7 array.
A219353
Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX7 array.
Terms
- a(0) =7a(1) =7a(2) =76a(3) =364a(4) =1880a(5) =8744a(6) =39967a(7) =180591a(8) =808247a(9) =3528186a(10) =14892204a(11) =60674978a(12) =239213184a(13) =915248981a(14) =3405898937a(15) =12347166730a(16) =43666667442a(17) =150852326689a(18) =509698451147
External references
- oeis: A219353