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A080324
Union of even squarefree numbers (A039956) and squarefree numbers for which the number of prime factors is even (A030229).
1
1, 2, 6, 10, 14, 15, 21, 22, 26, 30, 33, 34, 35, 38, 39, 42, 46, 51, 55, 57, 58, 62, 65, 66, 69, 70, 74, 77, 78, 82, 85, 86, 87, 91, 93, 94, 95, 102, 106, 110, 111, 114, 115, 118, 119, 122, 123, 129, 130, 133, 134, 138, 141, 142, 143, 145, 146, 154, 155, 158, 159, 161
OFFSET
1,2
COMMENTS
k is a term of this sequence iff mu(k)^k > 0 respectively iff A080323(k) > 0.
CROSSREFS
KEYWORD
nonn
AUTHOR
Reinhard Zumkeller, Feb 14 2003
EXTENSIONS
Definition corrected by Georg Fischer at the suggestion of Amiram Eldar, Aug 17 2023
STATUS
approved