878409
domain: N
Appears in sequences
- a(n) = least m such that if r and s in {F(h)/F(2*h): h = 1,2,...,n} satisfy r < s, then r < k/m < s for some integer k, where F = A000045 (Fibonacci numbers).at n=27A024831
- a(n) = A014217(n+3) - A014217(n).at n=26A153263
- Number of reduced words of length n in the Weyl group B_27.at n=6A161954
- Number of reduced words of length n in the Weyl group D_27.at n=6A162369
- Length of the shorts leg in the unique primitive Pythagorean triple whose inradius is A000032(n) and such that its long leg and its hypotenuse are consecutive natural numbers.at n=27A380821