OFFSET
1,4
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..1000
FORMULA
a(n) = A048760(binomial(n,2)).
MATHEMATICA
Floor[Sqrt[#]]^2&/@Binomial[Range[50], 2] (* Harvey P. Dale, Feb 28 2020 *)
PROG
(PARI) { for (n=1, 1000, a=sqrtint(binomial(n, 2))^2; write("b065737.txt", n, " ", a) ) } \\ Harry J. Smith, Oct 28 2009
CROSSREFS
KEYWORD
easy,nonn,changed
AUTHOR
Labos Elemer, Nov 15 2001
STATUS
approved