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A028776
Nonsquares mod 63.
1
2, 3, 5, 6, 8, 10, 11, 12, 13, 14, 15, 17, 19, 20, 21, 23, 24, 26, 27, 29, 30, 31, 32, 33, 34, 35, 38, 39, 40, 41, 42, 44, 45, 47, 48, 50, 51, 52, 53, 54, 55, 56, 57, 59, 60, 61, 62
OFFSET
1,1
MATHEMATICA
Complement[Range[0, 62], PowerMod[Range[63], 2, 63]] (* Alonso del Arte, Dec 21 2019 *)
PROG
(Scala) (0 to 62).diff((1 to 63).map(n => (n * n) % 63)) // Alonso del Arte, Dec 21 2019
CROSSREFS
Cf. A010424.
Sequence in context: A028374 A050578 A283513 * A028734 A028755 A187897
KEYWORD
nonn,fini,full,easy
STATUS
approved