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A210251
Residues modulo 100 of odd squares.
1
1, 9, 21, 25, 29, 41, 49, 61, 69, 81, 89
OFFSET
1,2
FORMULA
{1,9} + {0,1,2,3,4}*20 union {25}.
MATHEMATICA
Mod[#, 100]&/@(Range[1, 55, 2]^2)//Union (* Harvey P. Dale, Jul 27 2017 *)
PROG
(PARI) vecsort(vector(12, n, (2*n-1)^2)%100, , 8)
CROSSREFS
Range of A016754. Odd terms from A010461. See also A002015, A008959, A174452.
Also the range of A030156 and A192775 without initial term.
Sequence in context: A355535 A154384 A327756 * A143791 A091113 A188159
KEYWORD
nonn,base,fini,full
AUTHOR
M. F. Hasler, Mar 19 2012
STATUS
approved