A033495 Initial number for record sum of numbers in trajectory of 3x+1 problem.

1, 2, 3, 6, 7, 9, 15, 27, 54, 55, 63, 126, 171, 199, 231, 327, 447, 639, 703, 937, 1249, 1407, 1819, 1915, 2553, 3831, 4095, 4255, 5673, 8511, 9663, 17179, 20895, 26623, 35497, 47329, 52527, 53247, 56095, 60975, 77671, 103561, 113383, 134379, 159487

Offset: 0

Author

Jeff Burch

Keywords

• nonn

Links

• Index entries for sequences related to 3x+1 (or Collatz) problem

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Apr 27 2001