1207959552

Appears in sequences

• Expansion of g.f.: (1+x)/(1-8*x).at n=10A003951
• a(n) = 9*2^n.at n=27A005010
• a(n) = n*8^n.at n=9A036294
• Reciprocal of n terminates with an infinite repetition of digit 8. Multiples of 10 are omitted.at n=6A064567
• a(0) = 1, a(n) = (n + 4)*4^(n-1) for n >= 1.at n=14A079028
• Smallest number beginning with 1 and having exactly n prime divisors counted with multiplicity.at n=29A106421
• First differences of A109975.at n=28A111297
• a(n) = 8^n * n*(n+1).at n=8A116166
• Third smallest number with exactly n prime factors.at n=28A116453
• Least number of the form semiprime - 1 which is the product of exactly n primes.at n=28A128686
• Numbers that set records in A133500.at n=34A133504
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^11 = I.at n=10A166367
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^12 = I.at n=10A166541
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^13 = I.at n=10A166924
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^14 = I.at n=10A167110
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^15 = I.at n=10A167658
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^16 = I.at n=10A167900
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^17 = I.at n=10A168686
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^18 = I.at n=10A168734
• Number of reduced words of length n in Coxeter group on 9 generators S_i with relations (S_i)^2 = (S_i S_j)^19 = I.at n=10A168782