Search: id:A044072 Results 1-1 of 1 results found. %I A044072 %S A044072 11,27,43,59,75,91,107,123,139,155,171,203,219,235,251,267,283, %T A044072 299,315,331,347,363,379,395,411,427,459,475,491,507,523,539, %U A044072 555,571,587,603,619,635,651,667,683,779,795,811,827,843,859 %N A044072 Numbers n such that string 2,3 occurs in the base 4 representation of n but not of n-1. %C A044072 Members are of form 16k+11. %Y A044072 Sequence in context: A152574 A035701 A106839 this_sequence A044453 A137019 A122929 %Y A044072 Adjacent sequences: A044069 A044070 A044071 this_sequence A044073 A044074 A044075 %K A044072 nonn,base %O A044072 1,1 %A A044072 Clark Kimberling (ck6(AT)evansville.edu) Search completed in 0.001 seconds