OFFSET
1,1
EXAMPLE
a(1) = 836 = 2^2 * 11 * 19;
a(2) = 45356 = 2^2 * 17 * 23 * 29;
a(3) = 91388 = 2^2 * 11 * 31 * 67; etc.
MATHEMATICA
(* import the b-file in A002975 and assign it to lst *); Select[lst, IntegerExponent[#, 2] == 2 &]
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Dec 13 2018
STATUS
approved