24450
domain: N
Appears in sequences
- Least of four consecutive numbers which are cubefree and not squarefree, i.e., numbers k such that {k, k+1, k+2, k+3} are in A067259.at n=11A071320
- a(n) = round(log(Fibonacci(prime(k))/prime(k))), where k = A119984(n).at n=30A134792
- 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, 0, 0), (-1, 0, 1), (1, 0, 0), (1, 1, -1)}.at n=10A148575
- First differences of A255071.at n=17A255069
- Numbers n such that n^1024 + (n+1)^1024 is prime.at n=40A274234
- E.g.f.: exp(-3) * Sum_{n>=0} (exp(n*x) + 2)^n / n!.at n=4A326434