Pentagonal numbers that are abundant.

Terms

a(0) =12a(1) =70a(2) =176a(3) =210a(4) =330a(5) =532a(6) =852a(7) =1080a(8) =1520a(9) =1820a(10) =1926a(11) =2262a(12) =2380a(13) =2752a(14) =3290a(15) =3432a(16) =3876a(17) =4030a(18) =4510a(19) =4676a(20) =5192a(21) =5370a(22) =5922a(23) =6700a(24) =7740a(25) =8400a(26) =9560a(27) =10542a(28) =11310a(29) =12376