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A291612
Carmichael numbers k that satisfy 2^d == 2^(k/d) (mod k) for all d|k and are not Super-Poulet numbers (A050217).
3
1105, 852841, 3828001, 17098369, 118901521, 150846961, 172947529, 186393481, 200753281, 686059921, 771043201, 1001152801, 1207252621, 1269295201, 1632785701, 1772267281, 2301745249, 4765950001, 4897161361, 5278692481, 6030849889, 8251854001, 12121569601, 12456671569
OFFSET
1,1
COMMENTS
Intersection of A002997 and A291602.
LINKS
EXAMPLE
Carmichael number 1105 = 5*13*17 is a term because 2^5 == 2^(13*17) (mod 1105), 2^13 == 2^(5*17) (mod 1105), 2^17 == 2^(5*13) (mod 1105) and it is not a Super-Poulet number.
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved