97869
domain: N
Appears in sequences
- Quadrinomial coefficients.at n=16A005720
- Partial sums of A002419.at n=17A051843
- 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, 0, 0), (-1, 0, 1), (0, -1, 1), (0, 0, -1), (1, 1, 1)}.at n=9A149761
- E.g.f.: Sum_{n>=0} x^n / Product_{k=1..n} (k - x^k).at n=8A249479
- Main diagonal of A332367, divided by 4.at n=38A332368
- a(n) = Sum_{k=0..floor(n/2)} binomial(k+1,4*n-8*k+1).at n=41A390221
- a(n) = Sum_{k=0..floor(3*n/8)} binomial(k+1,3*n-8*k).at n=55A392674