%I A056399
%S A056399 0,0,0,0,1,9,26,299,1183,10701,24736,349241,626053,6680979,26364610,
%T A056399 137247254,353304459,4826418027,8199440662,93679529503,315943737331,
%U A056399 1913783074461,4382586624256,60629067776483
%N A056399 Number of step shifted (decimated) sequence structures using exactly 
               five different symbols.
%C A056399 See A056371 for an explanation of step shifts. Permuting the symbols 
               will not change the structure.
%D A056399 M. R. Nester (1999). Mathematical investigations of some plant interaction 
               designs. PhD Thesis. University of Queensland, Brisbane, Australia.
%F A056399 A056394(n)-A056393(n).
%Y A056399 Cf. A056379.
%Y A056399 Sequence in context: A055849 A084813 A056409 this_sequence A135864 A074954 
               A103952
%Y A056399 Adjacent sequences: A056396 A056397 A056398 this_sequence A056400 A056401 
               A056402
%K A056399 nonn
%O A056399 1,6
%A A056399 Marks R. Nester (nesterm(AT)dpi.qld.gov.au)