49808domain: NAppears in sequencesExpansion of Product_{m>=1} (1 + q^m)^m; number of partitions of n into distinct parts, where n different parts of size n are available.at n=22A026007Numbers k such that 8*10^k-1 is prime.at n=19A056721Triangle related to the o.g.f.s. of the right-hand columns of A028421 (E(x,m=2,n)).at n=24A163937