Hexagonal numbers divisible by 6.

Terms

a(0) =0a(1) =6a(2) =66a(3) =120a(4) =276a(5) =378a(6) =630a(7) =780a(8) =1128a(9) =1326a(10) =1770a(11) =2016a(12) =2556a(13) =2850a(14) =3486a(15) =3828a(16) =4560a(17) =4950a(18) =5778a(19) =6216a(20) =7140a(21) =7626a(22) =8646a(23) =9180a(24) =10296a(25) =10878a(26) =12090a(27) =12720a(28) =14028a(29) =14706