3874204890
domain: N
Appears in sequences
- Expansion of g.f.: (1+x)/(1-9*x).at n=10A003952
- a(n) = 10*3^n.at n=18A005052
- a(n) = n*9^(n-1).at n=9A053540
- a(n) = n*(n-1)^(n-1).at n=9A055897
- Diagonal of table A062104.at n=21A062107
- Smallest number having exactly n ones in binary representation and also exactly n prime factors (counted with multiplicity).at n=19A115156
- Triangle T(n,k) formed by the coordination sequences and the number of leaves for trees.at n=65A158497
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.at n=10A166368
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^12 = I.at n=10A166543
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^13 = I.at n=10A166933
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^14 = I.at n=10A167111
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^15 = I.at n=10A167659
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^16 = I.at n=10A167908
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^17 = I.at n=10A168687
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^18 = I.at n=10A168735
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^19 = I.at n=10A168783
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^20 = I.at n=10A168831
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^21 = I.at n=10A168879
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^22 = I.at n=10A168927
- Number of reduced words of length n in Coxeter group on 10 generators S_i with relations (S_i)^2 = (S_i S_j)^23 = I.at n=10A168975