a(n) is the decimal representation of the binary number with string structure 10s00, s in {0,1}*, such that it results in a non-palindromic cycle of length 4 in the Reverse and Add! procedure in base 2 and is not in the trajectory of any m < a(n).
A306516
a(n) is the decimal representation of the binary number with string structure 10s00, s in {0,1}*, such that it results in a non-palindromic cycle of length 4 in the Reverse and Add! procedure in base 2 and is not in the trajectory of any m < a(n).
Terms
- a(0) =84a(1) =324a(2) =2628a(3) =10836a(4) =21060a(5) =21684a(6) =23556a(7) =43188a(8) =43668a(9) =86388a(10) =86964a(11) =166212a(12) =168516a(13) =172404a(14) =173364a(15) =332484a(16) =344820a(17) =345972a(18) =348564a(19) =664260a(20) =666180a(21) =688884a(22) =690804a(23) =695220a(24) =1328580a(25) =1330884a(26) =1348164a(27) =1362564a(28) =1377780a(29) =1380084
External references
- oeis: A306516