76032

Appears in sequences

• Expansion of sin(sinh(x))*x/2.at n=6A024302
• Theta series of 8-d 6-modular lattice G_2 tensor F_4 (or A_2 tensor D_4) with det 1296 and minimal norm 4 in powers of q^2.at n=25A028977
• Theta series of lattice D3 tensor D3* (dimension 9, det. 262144, min. norm 6).at n=25A033694
• Triangle whose (i,j)-th entry is binomial(i,j)*11^(i-j)*12^j.at n=13A038326
• Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*11^j.at n=11A038337
• Number of integers less than A000108(n) relatively prime to A000108(n).at n=12A062624
• Arithmetic derivative of cubes: a(n) = 3*n^2*A003415(n).at n=23A068721
• a(n) = phi(2^n+1)/(2*n).at n=21A069925
• Coefficient triangle of polynomials (falling powers) related to convolutions of A002605(n), n>=0, (generalized (2,2)-Fibonacci). Companion triangle is A073403.at n=15A073404
• Coefficient triangle of polynomials (rising powers) related to convolutions of A002605(n), n>=0, (generalized (2,2)-Fibonacci). Companion triangle is A073405.at n=20A073406
• Sequence a_n arising in enumeration of arrays of directed blocks (see Quaintance reference for precise definition).at n=8A129878
• Product ceiling(n/1)*ceiling(n/2)*ceiling(n/3)*...*ceiling(n/n) (the 'ceiling factorial').at n=11A131385
• a(n) = 4*(n^4-n^3).at n=11A160538
• Number of ways to choose n positive integers less than or equal to 2n such that none of the n integers divides another.at n=41A174094
• The number of sets of n positive integers strictly less than 2*n such that no integer in the set divides another.at n=41A192298
• Molecular topological indices of the hypercube graphs.at n=5A192831
• Number of (n+2) X 6 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=5A202198
• Number of (n+2) X 8 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=3A202200
• T(n,k)=Number of (n+2)X(k+2) binary arrays avoiding patterns 001 and 101 in rows and columns.at n=39A202202
• The Wiener index of the linear phenylene with n hexagons.at n=15A224454