Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 5Xn array.
A219522
Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 5Xn array.
Terms
- a(0) =6a(1) =12a(2) =42a(3) =187a(4) =620a(5) =1961a(6) =5799a(7) =16464a(8) =45093a(9) =118742a(10) =300691a(11) =732741a(12) =1722676a(13) =3918437a(14) =8645952a(15) =18545343a(16) =38739703a(17) =78930954a(18) =157075640a(19) =305697694a(20) =582518911a(21) =1088033189a(22) =1994062088a(23) =3589405583a(24) =6351714734a(25) =11059029166
External references
- oeis: A219522