Numbers k such that the deficiency of k^2 is itself a square > 1.
A289274
Numbers k such that the deficiency of k^2 is itself a square > 1.
Terms
- a(0) =46a(1) =284a(2) =1633a(3) =149728a(4) =242656a(5) =260495a(6) =298057a(7) =1056752a(8) =9587584a(9) =17706256a(10) =914429696a(11) =985501822a(12) =1074266048a(13) =1484820224a(14) =4241800921a(15) =12147056128a(16) =109548719577a(17) =287291764736a(18) =360499817799
External references
- oeis: A289274