Molien series for 3-D group R2+R3.

Terms

a(0) =1a(1) =1a(2) =4a(3) =8a(4) =17a(5) =23a(6) =43a(7) =58a(8) =84a(9) =113a(10) =155a(11) =190a(12) =253a(13) =307a(14) =380a(15) =458a(16) =557a(17) =645a(18) =775a(19) =892a(20) =1036a(21) =1187a(22) =1367a(23) =1532a(24) =1753a(25) =1957a(26) =2196a(27) =2444a(28) =2729a(29) =2995