778128
domain: N
Appears in sequences
- Number of compositions (ordered partitions) of n into 1's, 2's and 4's.at n=25A060945
- Number of different candle trees having a total of m edges.at n=12A097472
- a(0) = 0, a(1) = 1, a(2) = 1, a(3) = 2; a(n) = a(n-1) + a(n-2) + a(n-4).at n=26A181532
- a(n) = 1*3*5 + 3*5*7 + 5*7*9 + ... (n terms).at n=24A196506
- E.g.f. satisfies: log(A(x)) = (exp(x*A(x)) - 1) * A(x).at n=6A349557
- Number of compositions (ordered partitions) of n into powers of 2 not greater than sqrt(n).at n=25A369222