Number of 10's found in the first differences of a reduced residue system modulo a primorial p#.

A285298

Number of 10's found in the first differences of a reduced residue system modulo a primorial p#.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =2a(4) =30a(5) =438a(6) =7734a(7) =148530a(8) =3401790a(9) =97648950a(10) =2985436650a(11) =108861586050

External references