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A104603 Numbers M such that M = m + 2^k = m * b(k) for m < 2^k where b is A050376. 0

%I #3 Jun 12 2015 08:38:55

%S 3,10,36,544,18518801667747479552

%N Numbers M such that M = m + 2^k = m * b(k) for m < 2^k where b is A050376.

%F m = 2^k / (b_k -1)

%e 36 = 4 + 2^5 = 4 * b(5) where b(5)=9.

%K nonn

%O 1,1

%A _Thomas Ordowski_, Apr 21 2005

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Last modified September 1 11:43 EDT 2024. Contains 375589 sequences. (Running on oeis4.)