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A056024
Numbers k such that k^10 == 1 (mod 11^2).
11
1, 3, 9, 27, 40, 81, 94, 112, 118, 120, 122, 124, 130, 148, 161, 202, 215, 233, 239, 241, 243, 245, 251, 269, 282, 323, 336, 354, 360, 362, 364, 366, 372, 390, 403, 444, 457, 475, 481, 483, 485, 487, 493, 511, 524, 565, 578, 596, 602, 604, 606, 608, 614, 632
OFFSET
1,2
LINKS
MATHEMATICA
Select[ Range[ 800 ], PowerMod[ #, 10, 121 ]==1& ]
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Jun 08 2000
STATUS
approved