229373

Properties

Appears in sequences

• Primes of the form 7*2^k-3 or 7*2^k+3.at n=12A127703
• The number of edges on a piece of paper that has been folded n times (see comments for more precise definition).at n=30A133257
• a(n) = 7*2^n - 3.at n=15A156127
• Primes with d digits (d>0) which have more than 2d distinct primes as substrings.at n=12A168169
• Primes with twelve embedded primes.at n=8A179922
• Primes of the form k*2^k - 3.at n=3A182352
• Primes of the form 7n^3-3.at n=5A200917
• Expansion of (1+4*x+5*x^2-x^3)/((1-x)*(1+x)*(1-2*x^2)).at n=31A220753
• Primes in the chain of repeated application of x->2*x+3, starting at x=11.at n=6A225582
• Primes which are the concatenation of two primes in exactly three ways.at n=29A238499
• Least prime p such that q = (3+p)/2^n is prime.at n=15A248526
• Primes among "orderly" Friedman numbers A080035.at n=19A252483
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 758", based on the 5-celled von Neumann neighborhood.at n=17A283752
• Prime numbersat n=20379