458751

Appears in sequences

• a(n) = 2*a(n-2) + 1.at n=33A010737
• a(n) = Sum_{k=0..floor(n/2)} A026615(n, k).at n=19A026623
• a(n) = 7*2^n - 1.at n=16A086224
• a(n) = smallest k > 1 such that k-1 and k+1 together have n prime divisors.at n=22A155850
• a(n) = (n-1)*2^n - 1.at n=14A163383
• a(n) = 7*4^n-1.at n=8A198694
• Positions of records in A249695.at n=20A249715
• If n is the i-th positive integer with binary weight j, then a(n) is the j-th positive integer with binary weight i.at n=49A263018
• Decimal representation of the n-th iteration of the "Rule 169" elementary cellular automaton starting with a single ON (black) cell.at n=11A267586
• Decimal representation of the middle column of the "Rule 175" elementary cellular automaton starting with a single ON (black) cell.at n=18A267604
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 149", based on the 5-celled von Neumann neighborhood.at n=19A286085
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 157", based on the 5-celled von Neumann neighborhood.at n=19A286119
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 283", based on the 5-celled von Neumann neighborhood.at n=19A287493
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 347", based on the 5-celled von Neumann neighborhood.at n=19A287752
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood.at n=31A288368