Sum of the smallest parts of the partitions of 4n into 4 parts with smallest part greater than 1.

Terms

a(0) =0a(1) =2a(2) =11a(3) =36a(4) =89a(5) =183a(6) =335a(7) =565a(8) =894a(9) =1347a(10) =1952a(11) =2738a(12) =3738a(13) =4988a(14) =6525a(15) =8390a(16) =10627a(17) =13281a(18) =16401a(19) =20039a(20) =24248a(21) =29085a(22) =34610a(23) =40884a(24) =47972a(25) =55942a(26) =64863a(27) =74808a(28) =85853a(29) =98075