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A256346
Moduli n for which A248218(n) = 6.
1
10, 17, 18, 20, 30, 34, 36, 40, 49, 50, 51, 54, 55, 60, 68, 70, 72, 73, 80, 85, 90, 98, 99, 100, 102, 108, 110, 115, 118, 119, 120, 126, 136, 140, 144, 145, 146, 147, 150, 153, 160, 165, 170, 180, 187, 190, 194, 196, 198, 199, 200, 204, 207, 210, 211, 216, 219, 220, 230, 236, 238, 240, 245, 250
OFFSET
1,1
COMMENTS
If x is a member of this sequence, and y is a member of this sequence or A248219 or A256342 or A256343, then LCM(x,y) is a member of this sequence. - Robert Israel, Mar 09 2021
LINKS
MAPLE
filter:= proc(n) local x, k, R, p;
x:= 0; R[0]:= 0;
for k from 1 do
x:= x^2+1 mod n;
if assigned(R[x]) then return evalb(k-R[x] = 6)
else R[x]:= k
fi
od;
end proc:
select(filter, [$1..1000]); # Robert Israel, Mar 09 2021
PROG
(PARI) for(i=1, 250, A248218(i)==6&&print1(i", "))
CROSSREFS
KEYWORD
nonn
AUTHOR
M. F. Hasler, Mar 25 2015
STATUS
approved