-3679

Appears in sequences

• Quotient (A003961(k)-sigma(k)) / (2*k-A003961(k)) computed for those k for which this quotient is an integer, where A003961 is fully multiplicative with a(prime(i)) = prime(i+1).at n=51A379217
• Numerators of the partial alternating sums of the reciprocals of the alternating sum of divisors function (A206369).at n=21A379621