Number of length n 1..(n+1) arrays with every leading partial sum divisible by 2 or 3.
A257059
Number of length n 1..(n+1) arrays with every leading partial sum divisible by 2 or 3.
Terms
- a(0) =1a(1) =4a(2) =18a(3) =81a(4) =1024a(5) =7353a(6) =106056a(7) =1249592a(8) =22143847a(9) =282475249a(10) =8589934592a(11) =133642251792
External references
- oeis: A257059