Triangular numbers for which the sum of the digits is a cube.

Terms

a(0) =0a(1) =1a(2) =10a(3) =5778a(4) =5886a(5) =6786a(6) =7875a(7) =17766a(8) =17955a(9) =27495a(10) =29646a(11) =31878a(12) =36585a(13) =38781a(14) =43956a(15) =46665a(16) =46971a(17) =49455a(18) =49770a(19) =55278a(20) =58653a(21) =61776a(22) =64980a(23) =68265a(24) =74691a(25) =75078a(26) =78606a(27) =85491a(28) =85905a(29) =89253