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A160821
a(1)=2. a(n) = smallest positive integer such that omega(a(n)) = omega(sum{k=1 to n} a(k)), where omega(m) = A001221(m).
3
2, 2, 3, 2, 2, 2, 3, 3, 4, 2, 2, 2, 2, 14, 2, 2, 4, 8, 3, 3, 4, 2, 8, 2, 10, 4, 4, 2, 4, 2, 4, 6, 2, 4, 2, 4, 8, 6, 4, 2, 10, 2, 4, 2, 4, 8, 6, 4, 2, 4, 2, 6, 10, 6, 2, 4, 2, 4, 8, 2, 6, 2, 5, 6, 6, 3, 20, 2, 6, 6, 2, 4, 2, 4, 6, 6, 2, 10, 2, 4, 2, 4, 8, 10, 2, 14, 2, 6, 2, 4, 6, 2, 6, 4, 2, 6, 4, 2, 12, 4, 8
OFFSET
1,1
COMMENTS
Sum{k=1 to n} a(k) = A160822(n).
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, May 27 2009
EXTENSIONS
Extended by Ray Chandler, Jun 15 2009
STATUS
approved