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A306599 In base 8: a(n) sets a new record for the number of Reverse and Add! steps needed to reach a palindrome starting with a(n). 3

%I #25 Jun 08 2019 10:27:20

%S 0,8,15,39,47,109,375,1591,4470,4596,6393,6718,7930,16439,28903,34292,

%T 49465,264496,265750,266126,311290,2067455,16808764,18276328,

%U 1074296036,1075478361

%N In base 8: a(n) sets a new record for the number of Reverse and Add! steps needed to reach a palindrome starting with a(n).

%C It is conjectured that if a Reverse and Add! trajectory reaches a palindrome, it will be reached in relatively few steps, or otherwise it will never reach a palindrome. - _A.H.M. Smeets_, May 30 2019

%Y Records in A306600.

%Y Base 10: A065198 and A065199.

%K nonn,base,more

%O 0,2

%A _A.H.M. Smeets_, Feb 27 2019

%E a(21)-a(25) from _A.H.M. Smeets_, May 30 2019

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)