Number of (n+1)X(7+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits, and rows and columns lexicographically nondecreasing.
A263872
Number of (n+1)X(7+1) 0..1 arrays with each row and column divisible by 3, read as a binary number with top and left being the most significant bits, and rows and columns lexicographically nondecreasing.
Terms
- a(0) =5a(1) =5a(2) =25a(3) =41a(4) =494a(5) =2909a(6) =62904a(7) =525967a(8) =8468941a(9) =71260394a(10) =850301770a(11) =6589670154a(12) =62160939006a(13) =434482926964
External references
- oeis: A263872