Search: id:A007499 Results 1-1 of 1 results found. %I A007499 M0598 %S A007499 2,3,4,12,20,55,127,371,1037,3249 %N A007499 Related to hexaflexagrams. %D A007499 Thomas J. O'Reilly, Classifying and Counting Hexaflexagrams, J. Rec. Math., 8 (1976), 182-187. %D A007499 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %Y A007499 Sequence in context: A060529 A048073 A002447 this_sequence A117555 A059810 A037397 %Y A007499 Adjacent sequences: A007496 A007497 A007498 this_sequence A007500 A007501 A007502 %K A007499 nonn %O A007499 1,1 %A A007499 N. J. A. Sloane (njas(AT)research.att.com), Robert G. Wilson v (rgwv(AT)rgwv.com) Search completed in 0.001 seconds