Search: id:A117220
Results 1-1 of 1 results found.

%I A117220
%S A117220 1,2,3,4,7,10,12,19,30,37,61,75,102,127,217,271,374,469,588,817,1027,
%T A117220 1430,1801,2269,3169,3997,5043,5590,7057,8911,12481,15769,19927,22102,
%U A117220 27937,35317,44652,49537,62641,79219,87894,111169,140617,177877,197377
%N A117220 Number of partitions of 3-smooth numbers into parts not greater than 
               3.
%C A117220 a(n) = A001399(A003586(n)).
%e A117220 a(9) = #{3+3+3, 3+3+2+1, 3+3+1+1+1, 3+2+2+2, 3+2+2+1+1,
%e A117220 3+2+1*[4],
%e A117220 3+1*[6],2+2+2+2+1, 2+2+2+1+1+1, 2+2+1*[4], 2+1*[7], 1*[9]} =
%e A117220 12.
%Y A117220 Cf. A117221, A117222, A090184.
%Y A117220 Sequence in context: A135419 A051914 A104519 this_sequence A118426 A082008 
               A105330
%Y A117220 Adjacent sequences: A117217 A117218 A117219 this_sequence A117221 A117222 
               A117223
%K A117220 nonn
%O A117220 1,2
%A A117220 Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 04 2006

Search completed in 0.001 seconds