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A374472
Numbers k such that bigomega(k) and A064547(k) are both even, where A064547 is the count of 1-bits in the exponents of the prime factorization of n, and bigomega is the number of prime factors of n (with multiplicity).
5
1, 6, 10, 14, 15, 21, 22, 26, 33, 34, 35, 36, 38, 39, 46, 51, 55, 57, 58, 62, 64, 65, 69, 74, 77, 82, 85, 86, 87, 91, 93, 94, 95, 100, 106, 111, 115, 118, 119, 122, 123, 129, 133, 134, 141, 142, 143, 144, 145, 146, 155, 158, 159, 161, 166, 177, 178, 183, 185, 187, 194, 196, 201, 202, 203, 205, 206, 209, 210, 213
OFFSET
1,2
LINKS
PROG
(PARI) isA374472 = A374471;
CROSSREFS
Cf. A001222, A064547, A374471 (characteristic function), A374473 (complement).
Indices of even terms in A374470.
Intersection of A000379 and A028260.
Sequence in context: A320911 A371781 A362617 * A238748 A367590 A268390
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jul 14 2024
STATUS
approved