Solutions k of the equation isigma(k) = isigma(k-1) + isigma(k-2) where isigma(k) is the sum of the infinitary divisors of k (A049417).

A332975

Solutions k of the equation isigma(k) = isigma(k-1) + isigma(k-2) where isigma(k) is the sum of the infinitary divisors of k (A049417).

Terms

    a(0) =3a(1) =24a(2) =360a(3) =5016a(4) =28440a(5) =42066a(6) =50568a(7) =60456a(8) =187176a(9) =998670a(10) =1454706a(11) =12055512a(12) =14365608a(13) =25726728a(14) =27896424a(15) =51670374a(16) =91702962a(17) =141084774a(18) =236280786a(19) =249854952a(20) =386668344a(21) =439362504a(22) =792554574a(23) =1115866152a(24) =1931976696a(25) =2467823442a(26) =2496238590a(27) =2655297558a(28) =2715505440

External references