The highest value of the Collatz iteration (3x+1) starting at a(n-1) + 1, with a(1) = 1.
A220139
The highest value of the Collatz iteration (3x+1) starting at a(n-1) + 1, with a(1) = 1.
Terms
- a(0) =1a(1) =2a(2) =16a(3) =52a(4) =160a(5) =9232a(6) =27700a(7) =83104a(8) =599056a(9) =1797172a(10) =5391520a(11) =38862808a(12) =131161984a(13) =393485956a(14) =1180457872a(15) =3541373620a(16) =10624120864a(17) =87327950740a(18) =261983852224a(19) =785951556676
External references
- oeis: A220139