Numerators of u(n) where u(n) = (u(n-1) + u(n-2)) / u(n-3), with u(1) = u(2) = u(3) = 1.

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =4a(7) =3a(8) =7a(9) =11a(10) =5a(11) =29a(12) =155a(13) =224a(14) =639a(15) =3787a(16) =1837a(17) =2855a(18) =32393a(19) =97309a(20) =127512a(21) =1825907a(22) =13672693a(23) =12048382a(24) =61067879a(25) =1364331725a(26) =942450221a(27) =3863275086a(28) =126646632559a(29) =699156998051