OFFSET
1,1
COMMENTS
Note the negative terms, in contrast to A349135, which apparently has none.
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..16384
FORMULA
PROG
(PARI)
up_to = 65537;
DirInverseCorrect(v) = { my(u=vector(#v)); u[1] = (1/v[1]); for(n=2, #v, u[n] = (-u[1]*sumdiv(n, d, if(d<n, v[n/d]*u[d], 0)))); (u) }; \\ Compute the Dirichlet inverse of the sequence given in input vector v.
A003602(n) = (1+(n>>valuation(n, 2)))/2;
v353366 = DirInverseCorrect(vector(up_to, n, A110963(n)));
A353366(n) = v353366[n];
CROSSREFS
KEYWORD
sign
AUTHOR
Antti Karttunen, Apr 18 2022
STATUS
approved