a(0)=1. a(n) = a(n-1) + (largest integer occurring among {a(0),a(1),a(2),...,a(n-1)} that is coprime to n).
A120938
a(0)=1. a(n) = a(n-1) + (largest integer occurring among {a(0),a(1),a(2),...,a(n-1)} that is coprime to n).
Terms
- a(0) =1a(1) =2a(2) =3a(3) =5a(4) =10a(5) =13a(6) =26a(7) =52a(8) =65a(9) =130a(10) =143a(11) =273a(12) =416a(13) =426a(14) =569a(15) =1138a(16) =1707a(17) =3414a(18) =3983a(19) =7966a(20) =11949a(21) =13087a(22) =26174a(23) =38123a(24) =76246a(25) =152492a(26) =190615a(27) =381230a(28) =571845a(29) =1143690
External references
- oeis: A120938