a(n) = binary odd/even encoding of the iterates in the modified Syracuse algorithm (msa) starting with 2n+1 and continuing up to (but not including) the first iterate less than 2n+1.
A260592
a(n) = binary odd/even encoding of the iterates in the modified Syracuse algorithm (msa) starting with 2n+1 and continuing up to (but not including) the first iterate less than 2n+1.
Terms
- a(0) =1100a(1) =10a(2) =1110100a(3) =10a(4) =11010a(5) =10a(6) =1111000a(7) =10a(8) =1100a(9) =10a(10) =11100a(11) =10a(13) =10a(15) =10a(16) =1100a(17) =10a(18) =11101100a(19) =10a(20) =11010a(21) =10
External references
- oeis: A260592