48668

Appears in sequences

• a(n) = 4*n^3.at n=23A033430
• Period of the continued fraction for sqrt(2^(2n+1)).at n=16A059927
• Harmonic mean of digits is 6.at n=32A062184
• Numbers of the form b^m/2 for even b and odd m > 2.at n=29A126032
• Denominator of Euler(n, 1/23).at n=3A156892
• Members of A143610 for which both neighbors are squarefree.at n=18A166987
• Products n of a square of a prime and a cube of a prime such that n-1 and n+1 are semiprimes.at n=3A166988
• a(n) = floor(1/{(1+n^4)^(1/4)}), where {} = fractional part.at n=22A184536
• Floor(1/{(8+n^4)^(1/4)}), where {}=fractional part.at n=45A184632
• The smaller of a pair of successive powerful numbers (A001694) without any prime number between them.at n=20A240591
• a(n) = n^2 * floor(n/2).at n=46A265645
• T(n,k)=Number of nXk 0..1 arrays with every repeated value in every row unequal to the previous repeated value, and in every column equal to the previous repeated value, and new values introduced in row-major sequential order.at n=47A267667
• Number of 3Xn 0..1 arrays with every repeated value in every row unequal to the previous repeated value, and in every column equal to the previous repeated value, and new values introduced in row-major sequential order.at n=7A267668
• The fifth term of the greedy B_n set of natural numbers.at n=44A369817
• The smaller of a pair of successive powerful numbers without a nonsquarefree number between them.at n=14A371190
• Achilles numbers sandwiched between two semiprimes.at n=25A380937