10-gonal numbers for which the sum of the digits is also a 10-gonal number.

Terms

a(0) =0a(1) =1a(2) =10a(3) =370a(4) =451a(5) =1540a(6) =3052a(7) =5967a(8) =7965a(9) =15687a(10) =18837a(11) =27972a(12) =36576a(13) =38907a(14) =40501a(15) =43785a(16) =48951a(17) =66177a(18) =72495a(19) =75762a(20) =89550a(21) =93177a(22) =124785a(23) =130501a(24) =137826a(25) =146880a(26) =165852a(27) =170775a(28) =175770a(29) =180837