7456540
domain: N
Appears in sequences
- Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 1,3,0.at n=11A037597
- Expansion of x^3/(1 - 2*x + x^3 - 2*x^4) = x^3/( (1-2*x)*(1+x)*(1-x+x^2) ).at n=26A113405
- a(n) = floor(2^n*(n/3 + 4/9)).at n=20A127985
- First differences of A131666.at n=26A131090
- a(n) = floor(2^n/9).at n=26A153234
- a(n) = (1/18)*(8^n - (-1)^n - 9).at n=8A172241
- Sum of the degrees of asymmetry of all compositions of n.at n=22A275434