Number of nX6 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX6 array.
A219702
Number of nX6 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX6 array.
Terms
- a(0) =6a(1) =11a(2) =78a(3) =374a(4) =1648a(5) =6976a(6) =28224a(7) =109313a(8) =406229a(9) =1455051a(10) =5040870a(11) =16907432a(12) =54919554a(13) =172896652a(14) =528191603a(15) =1568021901a(16) =4529817702a(17) =12751729375a(18) =35025397438a(19) =93985142767a(20) =246661858241a(21) =633844786928
External references
- oeis: A219702