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 A204140 Numbers m such that both m and 7m are zeroless pandigital numbers (A050289). 1
 123456789, 123678459, 123875649, 124563789, 124789563, 127593468, 127638945, 127648953, 132487695, 132596478, 134526789, 135246879, 135926748, 135947826, 136245978, 136597482, 136758924, 136875249, 137645982, 137689245, 137826459, 138752649, 138795462, 138976452 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS There are precisely 24 such numbers. The only number m such that m and 8m are zeroless pandigital numbers is A050289(1)=123456789. LINKS Table of n, a(n) for n=1..24. FORMULA a(n) = A204141(n)/7. CROSSREFS Cf. A050289, A204141. Sequence in context: A277057 A180408 A050289 * A288941 A175547 A053654 Adjacent sequences: A204137 A204138 A204139 * A204141 A204142 A204143 KEYWORD nonn,base,fini,full AUTHOR Zak Seidov, Jan 11 2012 STATUS approved

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Last modified May 26 12:04 EDT 2024. Contains 372825 sequences. (Running on oeis4.)