865363202001
domain: N
Appears in sequences
- a(n) and floor(a(n)/5) are both squares; i.e., squares which remain squares when written in base 5 and last digit is removed.at n=21A055812
- Numbers n such that n-1 and n are a pair of consecutive powerful numbers.at n=17A078326
- Expansion of (5-14*x+x^2)/((1-x)*(x^2-18*x+1)).at n=9A115032
- Duplicate of A078326.at n=17A118893
- Sin(arcsin(n) - 4 arccos(n))^2.at n=9A239610