%I A003402 M1003
%S A003402 1,1,2,4,6,9,14,19,27,37,49,64,84,106,134,168,207,253,309,371,445,530,
%T A003402 626,736,863,1003,1163,1343,1543,1766,2017,2291,2597,2935,3305,3712,4161
%N A003402 Certain triangular arrays of integers.
%D A003402 J. C. P. Miller, On the enumeration of partially ordered sets of integers, 
               pp. 109-124 of T. P. McDonough and V. C. Mavron, editors, Combinatorics: 
               Proceedings of the Fourth British Combinatorial Conference 1973. 
               London Mathematical Society, Lecture Note Series, Number 13, Cambridge 
               University Press, NY, 1974.
%D A003402 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%Y A003402 Sequence in context: A024457 A117842 A067588 this_sequence A034748 A069916 
               A153140
%Y A003402 Adjacent sequences: A003399 A003400 A003401 this_sequence A003403 A003404 
               A003405
%K A003402 nonn
%O A003402 0,3
%A A003402 N. J. A. Sloane (njas(AT)research.att.com).