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A226620
Irregular array read by rows in which a(n) is the number of odd elements in each primitive '3x+k' cycle associated with A226619(n).
3
1, 0, 1, 2, 1, 3, 2, 1, 4, 3, 2, 1, 5, 4, 2, 3, 2, 1, 6, 5, 2, 4, 3, 2, 1, 7, 6, 5, 4, 4, 4, 3, 2, 1, 8, 7, 6, 6, 3, 5, 4, 3, 2, 1, 9, 8, 7, 8, 6, 5, 2, 2, 6, 5, 4, 3, 2, 1, 10, 9, 8, 7, 7, 5, 3, 5, 4, 5, 6, 5, 4, 3, 2, 1, 11, 10, 9, 8, 9, 8, 8, 8, 8, 4, 4, 7
OFFSET
1,4
COMMENTS
The terms in row n are associated with cycles of length n (see A226619).
LINKS
Geoffrey H. Morley, Rows 1..26 of array, flattened
EXAMPLE
The irregular array starts:
1, 0;
1;
2, 1;
3, 2, 1;
4, 3, 2, 1;
5, 4, 2, 3, 2, 1; ...
CROSSREFS
Cf. A226621.
Sequence in context: A278703 A088643 A361642 * A194877 A102482 A194908
KEYWORD
nonn,tabf
AUTHOR
Geoffrey H. Morley, Jul 02 2013
STATUS
approved