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A359772
Union of even numbers with an even number of prime factors and odd numbers with an odd number of prime factors, when the number of prime factors is counted with multiplicity.
2
3, 4, 5, 6, 7, 10, 11, 13, 14, 16, 17, 19, 22, 23, 24, 26, 27, 29, 31, 34, 36, 37, 38, 40, 41, 43, 45, 46, 47, 53, 54, 56, 58, 59, 60, 61, 62, 63, 64, 67, 71, 73, 74, 75, 79, 82, 83, 84, 86, 88, 89, 90, 94, 96, 97, 99, 100, 101, 103, 104, 105, 106, 107, 109, 113, 117, 118, 122, 125, 126, 127, 131, 132
OFFSET
1,1
PROG
(PARI) isA359772(n) = !A359770(n);
CROSSREFS
Union of A063745 and A067019.
Positions of even terms in A069345. Positions of 0's in A359770.
Cf. A001222, A359771 (complement).
Sequence in context: A351392 A112874 A159973 * A158008 A106155 A271376
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 15 2023
STATUS
approved