G.f. satisfies: A(x) = 1/(1 + x*A(x^5)) and also the continued fraction: 1+x*A(x^6) = [1;1/x,1/x^5,1/x^25,1/x^125,...,1/x^(5^(n-1)),...].

A101915

G.f. satisfies: A(x) = 1/(1 + x*A(x^5)) and also the continued fraction: 1+x*A(x^6) = [1;1/x,1/x^5,1/x^25,1/x^125,...,1/x^(5^(n-1)),...].

Terms

    a(0) =1a(1) =-1a(2) =1a(3) =-1a(4) =1a(5) =-1a(6) =2a(7) =-3a(8) =4a(9) =-5a(10) =6a(11) =-8a(12) =11a(13) =-15a(14) =20a(15) =-26a(16) =34a(17) =-45a(18) =60a(19) =-80a(20) =106a(21) =-140a(22) =185a(23) =-245a(24) =325a(25) =-431a(26) =571a(27) =-756a(28) =1001a(29) =-1326

External references