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 A334345 Numbers k such that k and k+1 are both binary Moran numbers (A334344). 3
 115, 355, 1266, 1555, 1686, 1795, 4195, 4206, 4962, 5155, 5298, 6978, 9235, 10002, 11230, 13315, 18822, 21752, 22602, 23106, 26072, 29816, 40616, 42258, 60056, 60730, 64690, 68802, 83586, 87272, 91736, 94616, 100990, 107526, 108910, 109448, 113192, 121112, 125436 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Amiram Eldar, Table of n, a(n) for n = 1..10000 EXAMPLE 115 is a term since 115/A000120(115) = 23 and 116/A000120(116) = 29 are both prime numbers. MAPLE q:= n-> (p-> is(p, integer) and isprime(p))(n/add(i, i=Bits[Split](n))): select(k-> q(k) and q(k+1), [\$1..126000])[]; # Alois P. Heinz, Apr 23 2020 MATHEMATICA binMoranQ[n_] := PrimeQ[n / DigitCount[n, 2, 1]]; Select[Range[10^5], binMoranQ[#] && binMoranQ[# + 1] &] CROSSREFS Subsequence of A330931 and A334344. Cf. A000120, A085775. Sequence in context: A063361 A340098 A208815 * A255143 A154070 A251215 Adjacent sequences: A334342 A334343 A334344 * A334346 A334347 A334348 KEYWORD nonn,base AUTHOR Amiram Eldar, Apr 23 2020 STATUS approved

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Last modified December 7 14:54 EST 2023. Contains 367657 sequences. (Running on oeis4.)