Numerators of sequence {b(1), b(2), ...} which when COMPOSED with itself gives {1,2,3,...}.

A030274

Numerators of sequence {b(1), b(2), ...} which when COMPOSED with itself gives {1,2,3,...}.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =0a(6) =1a(7) =3a(8) =-29a(9) =25a(10) =263a(11) =-1481a(12) =-5493a(13) =80505a(14) =41549a(15) =-10584341a(16) =14534299a(17) =431101045a(18) =-1767586509a(19) =-43076199745a(20) =322525095431

External references