Search: id:A107769
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%I A107769
%S A107769 0,1,2,8,19,54,130,334,806,1995,4816,11746,28357,68748,165972,401388,
%T A107769 969036,2341141,5652014,13649228
%N A107769 Related to the conformational properties of alkanes.
%D A107769 Gy. Tasi and F. Mizukami, Quantum algebraic-combinatoric study of the 
               conformational properties of n-alkanes, J. Math. Chemistry, 25, 1999, 
               55-64 (see p. 63).
%F A107769 (1/4) [Pell(n+3) - Pell(n+2) - 2*Pell(floor((n+4)/2)) + 1 ] (conjectured), 
               with Pell(n) = A000129(n). - Ralf Stephan, Jun 2 2007
%Y A107769 Sequence in context: A000158 A101427 A126877 this_sequence A026588 A026572 
               A074797
%Y A107769 Adjacent sequences: A107766 A107767 A107768 this_sequence A107770 A107771 
               A107772
%K A107769 more,nonn
%O A107769 0,3
%A A107769 Emeric Deutsch (deutsch(AT)duke.poly.edu), Jun 12 2005

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