39282
domain: N
Appears in sequences
- a(n) = ceiling(n*phi^17), where phi is the golden ratio, A001622.at n=11A004972
- a(n) = a(n-1) + a(m) for n >= 4, where m = 2*n - 2 - 2^(p+1) and p is the unique integer such that 2^p < n - 1 <= 2^(p+1), starting with a(1) = 1, a(2) = 2, and a(3) = 3.at n=36A050051
- Maximum element in the continued fraction expansion of F(n+1)^5/F(n)^5 where F=A000045.at n=12A113506
- Numbers k such that (2^67 - 1) * 10^k + (2^257 - 1) is prime.at n=10A119650
- Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 00100-11111-00100 pattern in any orientation.at n=12A147004
- Golden Triangle sums: a(n)=a(n-2)+A001654(n) with a(0)=0 and a(1)=1.at n=12A180665
- Least k > 1 such that phi(k*n-1) = phi(k*n+1), or -1 if no such k exists.at n=9A276052
- Least k such that phi(k*n-1) = phi(k*n+1), or -1 if no such k exists.at n=9A276373