A359766 Positions of even terms in A359763, where A359763 is the Dirichlet inverse of characteristic function of the numbers with an even number of prime factors (counted with multiplicity).

2, 3, 5, 7, 8, 11, 12, 13, 16, 17, 18, 19, 20, 23, 27, 28, 29, 30, 31, 32, 36, 37, 41, 42, 43, 44, 45, 47, 48, 50, 52, 53, 59, 61, 63, 64, 66, 67, 68, 70, 71, 72, 73, 75, 76, 78, 79, 80, 81, 83, 89, 92, 96, 97, 98, 99, 100, 101, 102, 103, 105, 107, 108, 109, 110, 112, 113, 114, 116, 117, 120, 124, 125, 127, 128, 130

Offset

1,1

Links

Table of n, a(n) for n=1..76.

Prog

(PARI) isA359766(n) = !A359764(n);

Crossrefs

Positions of even terms in A359763 and in A359791.

Union of A026424 and A359767.

Cf. A065043, A359764, A359765 (complement).

Sequence in context: A082634 A100959 A245303 * A166982 A026422 A026424

Adjacent sequences: A359763 A359764 A359765 * A359767 A359768 A359769

Keyword

nonn

Author

Antti Karttunen, Jan 13 2023

Status

approved