OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[1, 1401, 2], Mod[DivisorSigma[1, #], 8]==2&] (* Harvey P. Dale, Apr 12 2021 *)
PROG
(PARI) isA332227(n) = ((n%2)&&2==(sigma(n)%8));
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Feb 13 2020
STATUS
approved