OFFSET
1,2
COMMENTS
PROG
(PARI) apply( A329339(n)={my(m=2^(lcm(lcm(znstar(n)[2]), n)/n)); (m^n-1)\(m-1)<<if(n>1, vecmax(factor(n)[, 2]))}, [1..20])
CROSSREFS
KEYWORD
nonn
AUTHOR
M. F. Hasler, Nov 13 2019
STATUS
approved