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A051247 Binary numbers d(1)...d(j) such that d(i) = d(j+1-k) for all but 4 values of i. 3

%I #7 Aug 20 2021 06:52:32

%S 10,12,18,22,24,28,34,36,39,40,43,46,48,53,54,57,58,60,66,68,71,74,76,

%T 79,80,83,86,88,91,94,96,101,102,104,109,110,113,114,116,121,122,124,

%U 130,132,135,136,139,141,144,147,149,154,156

%N Binary numbers d(1)...d(j) such that d(i) = d(j+1-k) for all but 4 values of i.

%C Each number becomes a palindrome by changing two digits.

%Y Cf. A051244, A050874.

%K nonn,base

%O 1,1

%A _Clark Kimberling_

%E Name corrected by _Sean A. Irvine_, Aug 20 2021

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Last modified September 17 05:28 EDT 2024. Contains 375985 sequences. (Running on oeis4.)