2097141
domain: N
Appears in sequences
- a(n) = 3*a(n-1) - a(n-2) - 3*a(n-3) + 2*a(n-4).at n=21A084174
- a(n) = 2^(n + 11) - 11.at n=10A098808
- Partial sums of A164095.at n=34A164096
- Expansion of o.g.f. x*(1 - x + x^2)/(1 -3*x +x^2 +3*x^3 -2*x^4).at n=21A173009
- 2^n minus the sum of the proper divisors of n.at n=20A242389
- a(n) = Numerator of (0 followed by 1's) - n/2^n.at n=22A273153
- a(n) = 16*2^n - 11 (n>=1).at n=16A304517
- The binary expansion of a(n) tracks where the merge operations occurs in a Tim sort algorithm applied to n blocks.at n=19A376613