Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to a prime and those sums nondecreasing in every row and column.
A251479
Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock summing to a prime and those sums nondecreasing in every row and column.
Terms
- a(0) =54344a(1) =609565a(2) =6216665a(3) =48046512a(4) =347024304a(5) =2095872247a(6) =12096838874a(7) =62069543650a(8) =308909778915
External references
- oeis: A251479