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A347265
Positive integers in the order of their first appearance in the 3x+1 sequences.
2
1, 4, 2, 3, 10, 5, 16, 8, 6, 7, 22, 11, 34, 17, 52, 26, 13, 40, 20, 9, 28, 14, 12, 15, 46, 23, 70, 35, 106, 53, 160, 80, 18, 19, 58, 29, 88, 44, 21, 64, 32, 24, 25, 76, 38, 27, 82, 41, 124, 62, 31, 94, 47, 142, 71, 214, 107, 322, 161, 484, 242, 121, 364, 182
OFFSET
0,2
COMMENTS
The positive integers in the order of their first appearance in the rows of the square array A347270.
The first 8 terms of A263716 appear here in a different order.
FORMULA
a(n) = A263716(n), n >= 8.
CROSSREFS
Cf. A000027, A006370, A347270. Another version of A263716.
Sequence in context: A352416 A120240 A179394 * A102629 A082361 A082363
KEYWORD
nonn
AUTHOR
Omar E. Pol, Aug 27 2021
STATUS
approved