58125
domain: N
Appears in sequences
- Numbers k such that 7^k + 4 is prime.at n=24A096305
- 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), (0, 1, 1), (1, -1, 0), (1, 0, -1), (1, 0, 1)}.at n=8A150835
- a(n) = n*(n + 1)*(4*n + 5)/2.at n=30A281381
- a(n) = n + 2*binomial(n,2) + 3*binomial(n,3) + 4*binomial(n,4).at n=25A361099