a(n) = (1/(24*n)) * Sum_{d|n} A008683(n/d) * (A288877(d) - A288261(d)).
A294626
a(n) = (1/(24*n)) * Sum_{d|n} A008683(n/d) * (A288877(d) - A288261(d)).
Terms
- a(0) =42a(1) =-3171a(2) =515242a(3) =-88552695a(4) =16361485098
External references
- oeis: A294626