Number of 3 X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 3 X n array.
A219774
Number of 3 X n arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 3 X n array.
Terms
- a(0) =4a(1) =6a(2) =14a(3) =33a(4) =65a(5) =114a(6) =189a(7) =298a(8) =450a(9) =655a(10) =924a(11) =1269a(12) =1703a(13) =2240a(14) =2895a(15) =3684a(16) =4624a(17) =5733a(18) =7030a(19) =8535a(20) =10269a(21) =12254a(22) =14513a(23) =17070a(24) =19950a(25) =23179a(26) =26784a(27) =30793a(28) =35235a(29) =40140
External references
- oeis: A219774