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 A354823 Dirichlet inverse of A351083, where A351083(n) = gcd(n, A327860(n)), and A327860 is the arithmetic derivative of the primorial base exp-function. 8
 1, -1, -1, -1, -1, 1, -7, -5, 0, 1, -1, 1, -1, 13, -3, -1, -1, -2, -1, -7, 13, 1, -1, 9, -24, 1, 0, 7, -1, 7, -1, 33, 1, -15, 9, -6, -1, 1, -11, 27, -1, -25, -1, -1, 4, 1, -1, 7, 48, 24, 1, -1, -1, 2, -3, 59, 1, 1, -1, 19, -1, 1, -12, 23, 1, -1, -1, 33, 1, -23, -1, -2, -1, 1, 52, 1, 7, 23, -1, -67, 0, 1, -1, -25 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,7 LINKS Antti Karttunen, Table of n, a(n) for n = 1..30030 Index entries for sequences related to primorial base FORMULA a(1) = 1, and for n > 1, a(n) = -Sum_{d|n, d

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Last modified August 6 00:03 EDT 2024. Contains 374957 sequences. (Running on oeis4.)