29271domain: NAppears in sequencesa(1)=1, a(n) = a(n-1) + n^3 if n odd, a(n) = a(n-1) + n^1 if n is even.at n=20A140153Number of step shifted (decimated) sequence structures of length n using an infinite alphabet.at n=9A288621Number of partitions of n with up to four distinct kinds of 1.at n=35A320691