Number of two-rowed partitions of length 3.

Terms

a(0) =1a(1) =1a(2) =3a(3) =5a(4) =9a(5) =13a(6) =22a(7) =30a(8) =45a(9) =61a(10) =85a(11) =111a(12) =150a(13) =190a(14) =247a(15) =309a(16) =390a(17) =478a(18) =593a(19) =715a(20) =870a(21) =1038a(22) =1243a(23) =1465a(24) =1735a(25) =2023a(26) =2368a(27) =2740a(28) =3175a(29) =3643