A033494 Record sum of numbers in trajectory of 3x+1 problem.

1, 3, 49, 55, 288, 339, 694, 101440, 101494, 102316, 105098, 105224, 105976, 112748, 119613, 175427, 471801, 489736, 4439569, 4444724, 4451595, 4574267, 14066483, 14129690, 14143733, 14189802, 17127881, 83092220, 83123423

Offset

0,2

Links

Table of n, a(n) for n=0..28.

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

Crossrefs

Sequence in context: A334421 A359261 A094045 * A188380 A252171 A160763

Adjacent sequences: A033491 A033492 A033493 * A033495 A033496 A033497

Keyword

nonn

Author

Jeff Burch

Extensions

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

Status

approved