Number of steps to fixed point of "k -> k/2 or (k+1)/2 until result is prime", starting with prime(n)-1.
A039644
Number of steps to fixed point of "k -> k/2 or (k+1)/2 until result is prime", starting with prime(n)-1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =2a(5) =3a(6) =4a(7) =3a(8) =2a(9) =3a(10) =5a(11) =4a(12) =4a(13) =3a(14) =2a(15) =3a(16) =2a(17) =6a(18) =3a(19) =5a(20) =5a(21) =5a(22) =2a(23) =4a(24) =6a(25) =4a(26) =4a(27) =2a(28) =5a(29) =5
External references
- oeis: A039644