43260
domain: N
Appears in sequences
- Singular n X n (0,1)-matrices: the number of n X n (0,1)-matrices having distinct, nonzero ordered rows, but having at least two equal columns or at least one zero column.at n=3A000409
- Partial sums of A048654.at n=11A048745
- Floor(1/{(9+n^4)^(1/4)}), where {} = fractional part.at n=45A184633
- Number of nX4 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically.at n=6A207342
- T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically.at n=51A207346
- Number of 7Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically.at n=3A207351
- Number of n X 7 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically.at n=3A207773
- T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 1 1 horizontally and 0 0 1 and 0 1 0 vertically.at n=48A207774
- Expansion of x*(5+x)/(1-7*x+7*x^2-x^3).at n=6A212329
- Dirichlet convolution of Moebius function mu(n) (A008683) with Ternary numbers A001764.at n=8A251662
- Expansion of e.g.f. 1/(1 + LambertW(x * log(1-x))).at n=7A362835