Numbers k such that s(k) = s(k+1) = s(k+2) where s(k) is the sum of divisors of k that are smaller than sqrt(k) (A070039).

A324310

Numbers k such that s(k) = s(k+1) = s(k+2) where s(k) is the sum of divisors of k that are smaller than sqrt(k) (A070039).

Terms

    a(0) =2a(1) =3a(2) =2505a(3) =64486a(4) =113413a(5) =205365a(6) =423414a(7) =496156a(8) =635053a(9) =664033a(10) =881565a(11) =1011793a(12) =1190685a(13) =1306605a(14) =1442136a(15) =1923655a(16) =1947766a(17) =2286913a(18) =2324422a(19) =2465805a(20) =3030733a(21) =3291553a(22) =3335205a(23) =4100086a(24) =4547353a(25) =4648965a(26) =4987065a(27) =5025705a(28) =5034904a(29) =5069113

External references