OFFSET
1,4
COMMENTS
"Nontrivial multiple" means a multiplier greater than 1.
Number of nontrivial multiples of squares between (exclusive) n^2 and (n+1)^2. - David A. Corneth, Oct 03 2019
LINKS
Peter Kagey, Table of n, a(n) for n = 1..10000
FORMULA
a(n) = A327952(n) - 2*n.
EXAMPLE
For n = 6 the a(6) = 5 values of k are
k = 3 with 6 < 4*sqrt(3) < 7,
k = 5 with 6 < 3*sqrt(5) < 7,
k = 10 with 6 < 2*sqrt(10) < 7,
k = 11 with 6 < 2*sqrt(11) < 7, and
k = 12 with 6 < 2*sqrt(12) < 7.
CROSSREFS
KEYWORD
nonn
AUTHOR
Peter Kagey, Oct 01 2019
STATUS
approved