# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a303852 Showing 1-1 of 1 %I A303852 #11 Sep 01 2019 02:38:44 %S A303852 1,1,2,4,8,13,23,42,70,114,178,313,479,759,1119,1858,2687,4207,5960, %T A303852 9468,13203,20198,27728,42955,58293,87333,117084,176706,234579,346450, %U A303852 455637,673619,878603,1276936,1652382,2404288,3089769,4429895,5654741,8105634 %N A303852 Number of pairs (lambda,mu) of partitions lambda of n and mu of ceiling(n/2) with mu <= lambda (by diagram containment). %H A303852 Alois P. Heinz, Table of n, a(n) for n = 0..200 %H A303852 Eric Weisstein's World of Mathematics, Ferrers Diagram %H A303852 Wikipedia, Ferrers diagram %F A303852 a(n) = A259478(n,ceiling(n/2)). %Y A303852 Bisections give: A303861 (even part), A303863 (odd part). %Y A303852 Cf. A259478. %K A303852 nonn %O A303852 0,3 %A A303852 _Alois P. Heinz_, May 01 2018 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE