Number of n X 5 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..1 n X 5 array.
A220029
Number of n X 5 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..1 n X 5 array.
Terms
- a(0) =5a(1) =12a(2) =30a(3) =61a(4) =111a(5) =187a(6) =297a(7) =450a(8) =656a(9) =926a(10) =1272a(11) =1707a(12) =2245a(13) =2901a(14) =3691a(15) =4632a(16) =5742a(17) =7040a(18) =8546a(19) =10281a(20) =12267a(21) =14527a(22) =17085a(23) =19966a(24) =23196a(25) =26802a(26) =30812a(27) =35255a(28) =40161a(29) =45561
External references
- oeis: A220029