41855
domain: N
Appears in sequences
- Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, 0), (0, 1, 1), (1, -1, 1), (1, 0, -1)}.at n=9A149041
- Expansion of (4*x+2)/(1+sqrt(1-4*x-4*x^2)).at n=9A190733
- a(n) = A254118(2^n).at n=10A254120
- Number of partitions of (5, n) into a sum of distinct pairs.at n=24A268348