Number of arrays of n+2 integers in -6..6 with sum zero and the sum of every adjacent pair being odd.
A202074
Number of arrays of n+2 integers in -6..6 with sum zero and the sum of every adjacent pair being odd.
Terms
- a(0) =30a(1) =364a(2) =1128a(3) =0a(4) =35604a(5) =462436a(6) =1516410a(7) =0a(8) =50331332a(9) =670671976a(10) =2244207954a(11) =0a(12) =76189204224a(15) =0a(19) =0
External references
- oeis: A202074