Number of 6's found in the first differences of a reduced residue system modulo a primorial p#.

A271564

Number of 6's found in the first differences of a reduced residue system modulo a primorial p#.

Terms

    a(0) =0a(1) =0a(2) =2a(3) =14a(4) =142a(5) =1690a(6) =26630a(7) =470630a(8) =10169950a(9) =280323050a(10) =8278462850a(11) =293920842950

External references