OFFSET
1,2
LINKS
Antti Karttunen, Table of n, a(n) for n = 1..12167
FORMULA
MATHEMATICA
f[p_, e_] := p^BitXor[e - 1, 2*e - 1]; a[1] = 1; a[n_] := Times @@ f @@@ FactorInteger[n]; Array[a, 100] (* Amiram Eldar, Aug 13 2023 *)
PROG
CROSSREFS
KEYWORD
nonn,mult
AUTHOR
Antti Karttunen, May 27 2016
STATUS
approved