102427domain: NAppears in sequencesSequence of numerators associated with the continued fraction based on the sequence d(n)= distance of n from closest prime ( A051699).at n=28A110976Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=2, k=1 and l=1.at n=9A176612