OFFSET
1,1
MATHEMATICA
Complement[Range[0, 21], PowerMod[Range[22], 2, 22]] (* Alonso del Arte, Dec 22 2019 *)
PROG
(Scala) (0 to 21).diff((1 to 22).map(n => (n * n) % 22)) // Alonso del Arte, Dec 22 2019
CROSSREFS
KEYWORD
nonn,fini,full,easy
AUTHOR
EXTENSIONS
Incorrect term 11 removed by Alonso del Arte, Dec 22 2019
STATUS
approved