Search: id:A081032
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%I A081032
%S A081032 2,5,7,10,12,14,17,19,22,24,26,29,31,34,36,38,41,43,46,48,50,53,55,58,
%T A081032 60,62,65,67,70,72,74,77,79,82,84,86
%N A081032 Positions of black keys on piano keyboard.
%F A081032 a(n) = [(12n+2)/5]
%e A081032 2nd, 5th, 7th, 10th, etc. keys of piano keyboard are black.
%Y A081032 Cf. A059620, A081031.
%Y A081032 Sequence in context: A018636 A068007 A033094 this_sequence A082845 A003153 
               A022849
%Y A081032 Adjacent sequences: A081029 A081030 A081031 this_sequence A081033 A081034 
               A081035
%K A081032 fini,full,nonn
%O A081032 1,1
%A A081032 David W. Wilson (davidwwilson(AT)comcast.net), Mar 02 2003

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