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A037041 Number of quadratic residues mod n for some n (A000224 sorted and duplicates removed). 2
1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 27, 28, 30, 31, 32, 33, 34, 36, 37, 38, 40, 42, 44, 45, 46, 48, 49, 51, 52, 53, 54, 55, 56, 57, 60, 62, 63, 64, 66, 68, 69, 70, 72, 74, 75, 76, 77, 79, 80, 81, 82, 84, 87, 88, 90, 91, 92, 93, 96, 97, 98 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A004776 A187945 A137409 * A048263 A141451 A285211
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)