%I A002791 M3798 N1550
%S A002791 1,5,10,21,21,38,29,53,46,65
%N A002791 Related to planar partitions.
%D A002791 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A002791 N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 
               (includes this sequence).
%D A002791 P. A. MacMahon, The connexion between the sum of the squares of the divisors 
               and the number of partitions of a given number, Messenger Math., 
               54 (1924), 113-116.
%Y A002791 Sequence in context: A092407 A056496 A106367 this_sequence A080399 A017667 
               A001157
%Y A002791 Adjacent sequences: A002788 A002789 A002790 this_sequence A002792 A002793 
               A002794
%K A002791 nonn
%O A002791 1,2
%A A002791 N. J. A. Sloane (njas(AT)research.att.com).