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A333134
Positive integers k such that 11^k == 2 (mod k).
1
1, 3, 413, 1329, 6587, 11629, 75761, 925071199
OFFSET
1,2
COMMENTS
Next term > 10^10.
PROG
(PARI) for(k=1, 1e6, if(Mod(11, k)^k==2, print1(k", ")))
CROSSREFS
Solutions to b^n == 2 (mod n): A015919 (b=2), A276671 (b=3), A130421 (b=4), A124246 (b=5), A277401 (b=7), this sequence (b=11), A116622 (b=13), A333269 (b=17).
Cf. A015960.
Sequence in context: A330014 A305664 A152517 * A366355 A213001 A229751
KEYWORD
nonn,more
AUTHOR
Seiichi Manyama, Mar 20 2020
STATUS
approved