OFFSET
1,1
LINKS
Peter Kagey, Table of n, a(n) for n = 1..10000
EXAMPLE
For n = 4 the a(4) = 11 values of k are
k = 2 with 4 < 3*sqrt(2) < 5,
k = 5 with 4 < 2*sqrt(5) < 5,
k = 6 with 4 < 2*sqrt(6) < 5, and
k = 17, 18, ..., 24 with 4 < sqrt(k) < 5.
CROSSREFS
KEYWORD
nonn
AUTHOR
Peter Kagey, Oct 01 2019
STATUS
approved