Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #8 Sep 07 2014 08:20:50
%S 55,112,79,28,107,105,84,50,92,1501
%N 2-adic valuation of A217428.
%C A217428 consists of numbers of the form (2^r)*(19^s). This sequence holds the r values.
%Y Cf. A217428, A217430.
%K nonn,base,less
%O 1,1
%A _James G. Merickel_, Oct 03 2012