OFFSET
1,1
COMMENTS
For n > 1 the n-th number m such that phi(m) is divisible by the n-th prime.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..740
FORMULA
a(n) = A277915(n,n).
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jun 10 2018
STATUS
approved