%I A026522
%S A026522 1,2,5,13,27,76,150,434,845,2470,4797,14085,27377,80584,156900,
%T A026522 462620,902394,2664276,5205950,15387670,30114073,89097932,174609162,
%U A026522 517058502,1014555607,3006637946,5906040623,17514547015,34438443075
%N A026522 T(n,n-2), T given by A026519. Also number of integer strings s(0),...,
               s(n), counted by T, such that s(n)=2.
%Y A026522 Sequence in context: A087250 A065301 A126656 this_sequence A122491 A002559 
               A049097
%Y A026522 Adjacent sequences: A026519 A026520 A026521 this_sequence A026523 A026524 
               A026525
%K A026522 nonn
%O A026522 2,2
%A A026522 Clark Kimberling (ck6(AT)evansville.edu)