Numbers k such that there are exactly four biquadratefree powerful numbers (A338325) between k^2 and (k+1)^2.

A338391

Numbers k such that there are exactly four biquadratefree powerful numbers (A338325) between k^2 and (k+1)^2.

Terms

    a(0) =234a(1) =675a(2) =2426a(3) =8075a(4) =8391a(5) =9093a(6) =9548a(7) =10214a(8) =10340a(9) =11213a(10) =13816a(11) =14523a(12) =14970a(13) =15593a(14) =17329a(15) =17803a(16) =20649a(17) =22483a(18) =23020a(19) =23128a(20) =24842a(21) =25971a(22) =26318a(23) =26557a(24) =28241a(25) =28677a(26) =29124a(27) =29837a(28) =31058a(29) =31338

External references