1073807359
domain: N
Appears in sequences
- Primes of the form (2^n + 1)^2 - 2 = 4^n + 2^(n+1) - 1.at n=8A091514
- a(n) = (2^n + 1)^2 - 2.at n=14A093069
- Smallest m such that A116361(m) = n.at n=31A116362
- Expansion of x*(2 - 7*x + 2*x^2)/((1-x)*(1-4*x)*(1-2*x)).at n=15A130567
- Semi-sums (average) of two (not necessarily distinct) Mersenne primes (A000668).at n=33A169628
- Semi-sums (average) of any two distinct Mersenne primes (A000668).at n=26A171253
- Primes which are the average of any two (not necessarily distinct) Mersenne primes (A000668).at n=23A171254
- Primes which are the average of two distinct Mersenne primes (A000668).at n=16A171255
- Maximal size of a Binary Decision Diagram (or BDD) of index n.at n=33A327461