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A025728 Index of 8^n within sequence of numbers of form 3^i*8^j. 0

%I

%S 1,3,7,13,21,31,43,57,73,91,110,131,154,179,206,235,266,299,334,370,

%T 408,448,490,534,580,628,678,730,783,838,895,954,1015,1078,1143,1210,

%U 1279,1350,1422,1496,1572,1650,1730,1812,1896,1982,2070,2159,2250,2343,2438

%N Index of 8^n within sequence of numbers of form 3^i*8^j.

%K nonn

%O 1,2

%A _David W. Wilson_

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Last modified March 19 17:21 EDT 2019. Contains 321330 sequences. (Running on oeis4.)