458750
domain: N
Appears in sequences
- a(n) = Sum_{k=0..n} A026615(n, k).at n=18A026622
- a(0)=1, a(1)=2, a(2)=1; for n>2, a(n) = 7*2^(n-3)-2.at n=19A174317
- a(n) = 7*2^n - 2.at n=16A176448
- Decimal representation of the n-th iteration of the "Rule 167" elementary cellular automaton starting with a single ON (black) cell.at n=9A267578
- a(n) - 2*a(n-1) = period 2: repeat [3, 0] for n > 0, a(0)=5, a(1)=13.at n=16A322417