75852
domain: N
Appears in sequences
- a(n) = denominator of Bernoulli(2n)/(2n).at n=20A006953
- a(n) = n^2*(n+1).at n=42A011379
- Number of ternary squarefree necklaces.at n=42A066297
- Denominators from e.g.f. 1/(1-exp(-x)) - 1/x.at n=41A075180
- k-imperfect numbers for some k >= 1.at n=17A127724
- 2-imperfect numbers.at n=6A127725
- Number of reduced words of length n in the Weyl group E_7 on 7 generators and order 2903040.at n=22A162493
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^4 = I.at n=3A163226
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.at n=3A163745
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^6 = I.at n=3A164113
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^7 = I.at n=3A164687
- n*A027642(n).at n=42A164869
- First bisection of A164869.at n=21A164877
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^8 = I.at n=3A165175
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^9 = I.at n=3A165694
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^10 = I.at n=3A166233
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.at n=3A166437
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^12 = I.at n=3A166717
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^13 = I.at n=3A167096
- Number of reduced words of length n in Coxeter group on 43 generators S_i with relations (S_i)^2 = (S_i S_j)^14 = I.at n=3A167640