211479
domain: N
Appears in sequences
- Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 67 ones.at n=23A031835
- a(n) = 2*a(n-1) + (-1)^n*a(floor(n/2)); a(1)=1.at n=17A089067
- The ED3 array read by antidiagonals.at n=21A167572
- The first column of the ED3 array A167572.at n=6A167576
- A triangle related to the GF(z) formulas of the rows of the ED3 array A167572.at n=27A167583