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A354105

Sum of A354102 and its Dirichlet inverse.

2, 0, 0, 1, 0, 8, 0, 3, 16, 4, 0, 12, 0, 24, 16, 7, 0, 24, 0, 6, 96, 32, 0, 20, 4, 12, 96, 36, 0, 0, 0, 15, 128, 20, 48, 44, 0, 56, 48, 10, 0, 0, 0, 48, 48, 72, 0, 36, 144, 8, 80, 18, 0, 104, 64, 60, 224, 36, 0, 8, 0, 80, 288, 31, 24, 0, 0, 30, 288, 0, 0, 84, 0, 44, 32, 84, 384, 0, 0, 18, 496, 60, 0, 48, 40, 104, 144 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Antti Karttunen, Table of n, a(n) for n = 1..19683`
	FORMULA	`a(n) = A354102(n) + A354104(n).` `a(1) = 2, and for n > 1, a(n) = -Sum_{d\|n, 1<d<n} A354102(d) * A354104(n/d).` `a(n) = A319340(A267099(n)).`
	PROG	`(PARI) A354105(n) = (A354102(n)+A354104(n));`
	CROSSREFS	`Cf. A267099, A319340, A354102, A354104.` `Sequence in context: A349342 A365712 A349914 * A370366 A342419 A226350` `Adjacent sequences: A354102 A354103 A354104 * A354106 A354107 A354108`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen, May 18 2022`
	STATUS	`approved`

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Last modified August 6 12:02 EDT 2024. Contains 374974 sequences. (Running on oeis4.)