Number of length n 1..(6+1) arrays with every leading partial sum divisible by 2, 3, 5 or 7.
A258629
Number of length n 1..(6+1) arrays with every leading partial sum divisible by 2, 3, 5 or 7.
Terms
- a(0) =6a(1) =36a(2) =179a(3) =830a(4) =4021a(5) =20462a(6) =105719a(7) =546640a(8) =2789557a(9) =14124297a(10) =72747664a(11) =384855118a(12) =2060047003a(13) =10964114671a(14) =57622430383a(15) =299660342435
External references
- oeis: A258629