81915
domain: N
Appears in sequences
- a(n) = Sum_{k=0..n} (k+1) * A026637(n,k).at n=13A026970
- Trajectory of 3 under map n->17n+1 if n odd, n->n/2 if n even.at n=26A037106
- Sequence of sums of alternating increasing powers of 2.at n=27A079360
- A Jacobsthal-Lucas convolution.at n=15A099429
- Partial sums of A162255.at n=27A164053
- Positive integers with the property that if the base-4 representation is reversed the result is three times the original number.at n=7A223078
- Number of magic labelings with magic sum n of 3rd graph shown in link.at n=11A244871