45581domain: NAppears in sequencesSum of the prime(n) primes following prime(n).at n=27A099274a(n+1) = 1 + Sum_{p=0..n} a(p)*a(n-p)+k for n>=1, with here a(0)=1, a(1)=2, k=-1 and l=-1.at n=12A176954Number of partitions of n such that the number of odd parts is a part.at n=48A240574