A226610 Irregular array read by rows. a(n) is the number of odd elements in the primitive 3x+k cycle associated with A226607(n).

1, 1, 3, 3, 17, 17, 2, 2, 8, 1, 15, 5, 5, 5, 5, 5, 5, 5, 2, 18, 5, 2, 2, 26, 8, 4, 1, 9, 41, 41, 12, 4, 4, 3, 3, 3, 8, 3, 7, 16, 4, 4, 4, 4, 4, 22, 17, 4, 2, 16, 11, 6, 6, 6, 6, 6, 6, 1, 41, 12, 16, 5, 5, 17, 17, 17, 17, 17, 4, 32, 8, 16, 20, 20, 14, 14

Offset

1,3

Links

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

Example

The irregular array starts:
(k=1)  1;
(k=5)  1, 3, 3, 17, 17;
(k=7)  2;
(k=11) 2, 8;
a(2)=1 is the number of odd elements in 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 length A226609(n) and its largest element is A226608(n).

Cf. A226611, A226626.

Sequence in context: A342837 A278627 A231908 * A332840 A279172 A268339

Adjacent sequences: A226607 A226608 A226609 * A226611 A226612 A226613

Keyword

nonn,tabf

Author

Geoffrey H. Morley, Jun 13 2013

Status

approved