Number of arrays of length 5 that are sums of n consecutive elements of length 5+n-1 permutations of 0..5+n-2.
A229568
Number of arrays of length 5 that are sums of n consecutive elements of length 5+n-1 permutations of 0..5+n-2.
Terms
- a(0) =120a(1) =648a(2) =4416a(3) =9968a(4) =133616a(5) =431328a(6) =992032a(7) =1932256
External references
- oeis: A229568