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A025725 Index of 7^n within sequence of numbers of form 7^i*8^j. 0

%I #5 Mar 30 2012 18:35:26

%S 1,2,4,7,11,16,22,29,37,46,56,67,79,92,106,121,136,152,169,187,206,

%T 226,247,269,292,316,341,367,394,422,451,481,511,542,574,607,641,676,

%U 712,749,787,826,866,907,949,992,1036,1080,1125,1171,1218,1266,1315,1365,1416

%N Index of 7^n within sequence of numbers of form 7^i*8^j.

%K nonn

%O 1,2

%A _David W. Wilson_

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)