100101011101domain: NAppears in sequencesConcatenation for i=1 to n of A005171(i); also A118255 in base 2.at n=11A118256Numbers that show the distribution of prime numbers up to the n-th prime minus 1, using "0" for primes and "1" for nonprime numbers.at n=5A139101Bisection of A139101.at n=2A139106