Number of length n 1..(4+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11.

A254943

Number of length n 1..(4+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11.

Terms

    a(0) =4a(1) =20a(2) =94a(3) =382a(4) =1342a(5) =4389a(6) =14868a(7) =53277a(8) =192067a(9) =687805a(10) =2471382a(11) =8789391a(12) =30491148a(13) =104830637a(14) =369460303a(15) =1355591535a(16) =5095626584a(17) =19126876148a(18) =70732331394a(19) =257556440087a(20) =926451506264

External references