75609
domain: N
Appears in sequences
- a(n) = (10n+1)*(10n+9).at n=27A001535
- Triangular matrix T, read by rows, that satisfies: SHIFT_LEFT(column 0 of T^p) = p*(column p+1 of T), or [T^p](m,0) = p*T(p+m,p+1) for all m>=1 and p>=-1.at n=48A104980
- Column 3 of triangle A104980, omitting leading zeros.at n=6A104982
- Divisors of 10^15 - 1.at n=39A111117
- Numbers k dividing every cyclic permutation of k^3.at n=28A242680