865363202000
domain: N
Appears in sequences
- Numbers k such that k and k+1 are powerful numbers.at n=17A060355
- Powerful numbers of the form k^2 - 1.at n=14A060859
- a(0)=0, a(1)=4; for n > 1, a(n) = 18*a(n-1) - a(n-2) + 8.at n=10A132584
- a(n) = sinh^2 (2n*arccosh(sqrt n)).at n=5A173150
- Smaller of a pair of numbers (m, m+1) such that both are products P of composite prime powers with omega(P) > 1.at n=12A358174