

A226609


Irregular array read by rows. a(n) is the length of the primitive Collatzlike 3x+k cycle associated with A226607(n).


11



2, 3, 5, 5, 27, 27, 4, 6, 14, 4, 24, 8, 8, 8, 8, 8, 8, 8, 7, 31, 11, 5, 5, 43, 16, 8, 5, 17, 65, 65, 23, 8, 8, 6, 6, 6, 20, 11, 18, 28, 7, 7, 7, 7, 7, 38, 29, 12, 6, 28, 28, 10, 10, 10, 10, 10, 10, 6, 66, 24, 30, 10, 10, 27, 27, 27, 27, 27, 12, 60, 15, 38
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OFFSET

1,1


LINKS

Geoffrey H. Morley, Rows 1..2032 of array, flattened


EXAMPLE

The irregular array starts:
(k=1) 2;
(k=5) 3, 5, 5, 27, 27;
(k=7) 4;
(k=11) 6, 14;
a(2)=3 is the length of the 3x+5 cycle {1,4,2} associated with A226607(2)=1.


CROSSREFS

Row n begins with a(A226612(n)) and has length A226613(n).
The cycle associated with a(n) has A226610(n) odd elements of which A226608(n) is the largest.
Cf. A226611, A226625, A226670A226672.
Sequence in context: A079022 A095296 A256301 * A157260 A291486 A177870
Adjacent sequences: A226606 A226607 A226608 * A226610 A226611 A226612


KEYWORD

nonn,tabf


AUTHOR

Geoffrey H. Morley, Jun 13 2013


STATUS

approved



