Lychrel numbers k that set a new record for the number of 'Reverse and Add' steps in base 2 needed to reach a Lychrel number m < k (i.e., its seed).
A306481
Lychrel numbers k that set a new record for the number of 'Reverse and Add' steps in base 2 needed to reach a Lychrel number m < k (i.e., its seed).
Terms
- a(0) =22a(1) =26a(2) =67a(3) =106a(4) =157a(5) =199a(6) =281a(7) =1145a(8) =1594a(9) =1798a(10) =4326a(11) =12794a(12) =17407a(13) =18428a(14) =67583a(15) =69628a(16) =73978
External references
- oeis: A306481