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A028802
Nonsquares mod 89.
1
3, 6, 7, 12, 13, 14, 15, 19, 23, 24, 26, 27, 28, 29, 30, 31, 33, 35, 37, 38, 41, 43, 46, 48, 51, 52, 54, 56, 58, 59, 60, 61, 62, 63, 65, 66, 70, 74, 75, 76, 77, 82, 83, 86
OFFSET
1,1
MATHEMATICA
Select[Range[88], JacobiSymbol[#, 89] == -1 &] (* Harvey P. Dale, Mar 01 2015 *)
PROG
(Scala) (0 to 88).diff((1 to 89).map(n => n * n % 89)) // Alonso del Arte, Jan 24 2020
CROSSREFS
Cf. A010450 (complement), A096013 (row 89).
Sequence in context: A333790 A333001 A092150 * A141742 A004755 A004760
KEYWORD
nonn,fini,full,easy
STATUS
approved