1,1

Terms are always odd. a(1)=A061548(2) a(2)=A061548(3) a(3)=A061548(5) a(4)=A061548(9) a(5)=A061548(17)...Hence it seems that a(n)=A061548(A000051(n))

Sequence in context: A132941 A068002 A132557 this_sequence A134098 A132513 A034174

Adjacent sequences: A069951 A069952 A069953 this_sequence A069955 A069956 A069957

easy,nonn

Benoit Cloitre (benoit7848c(AT)orange.fr), Apr 27 2002