847288609444
domain: N
Appears in sequences
- a(n) = 3^n + 1.at n=25A034472
- Expansion of (1- 2*x - x^2)/((1-x)*(1-3*x)).at n=26A094388
- a(n) = 3^n + 1 - 0^n.at n=25A103457
- a(n) = 3^n - (-1)^n.at n=25A105723
- One third the number of n X 2 0..3 arrays with no element equal to its row sum plus its column sum mod 4.at n=12A183430
- a(n) = 3*9^n + 1.at n=12A199561
- a(n) = sigma_25(n), the sum of the 25th powers of the divisors of n.at n=2A281959
- a(n) is the smallest number k > 1 such that k^n - 1 is divisible by 3^n.at n=24A316505
- Image of n under the 3^x+1 map, which is a variation of the 3x+1 (Collatz) map.at n=24A336913