Numbers n such that ror(n) + rol(n) is a power of 2, where ror(n)=A038572(n) is n rotated one binary place to the right, rol(n)=A006257(n) is n rotated one binary place to the left.

A273180

Numbers n such that ror(n) + rol(n) is a power of 2, where ror(n)=A038572(n) is n rotated one binary place to the right, rol(n)=A006257(n) is n rotated one binary place to the left.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =19a(4) =38a(5) =102a(6) =307a(7) =614a(8) =1638a(9) =4915a(10) =9830a(11) =26214a(12) =78643a(13) =157286a(14) =419430a(15) =1258291a(16) =2516582a(17) =6710886a(18) =20132659a(19) =40265318a(20) =107374182a(21) =322122547a(22) =644245094a(23) =1717986918a(24) =5153960755a(25) =10307921510a(26) =27487790694a(27) =82463372083a(28) =164926744166a(29) =439804651110

External references