Numerators of the partial sums of the reciprocals of the numbers (k + 1)*(5*k + 4) = 2*A005476(k+1), for k >= 0.

A294831

Numerators of the partial sums of the reciprocals of the numbers (k + 1)*(5*k + 4) = 2*A005476(k+1), for k >= 0.

Terms

    a(0) =1a(1) =11a(2) =83a(3) =410a(4) =16799a(5) =495151a(6) =8516747a(7) =55850623a(8) =309309419a(9) =1088610631a(10) =6561497681a(11) =777210281963

External references