85828domain: NAppears in sequencesNumbers n, not divisible by 3, 5, 7 or 11, such that A000203(n)-n-1 and 2*n+1-A000203(n) are prime numbers.at n=26A180268Number of binary strings of length n avoiding 4-antipowers.at n=46A275061Expansion of g.f. Sum_{n>=1} q^n/(1-q^n-q^(3*n)).at n=31A368688