Numbers m such that there are precisely 7 groups of order m.

Terms

a(0) =375a(1) =605a(2) =903a(3) =1705a(4) =2255a(5) =2601a(6) =2667a(7) =3081a(8) =3355a(9) =3905a(10) =3993a(11) =4235a(12) =4431a(13) =4515a(14) =4805a(15) =5555a(16) =6123a(17) =6355a(18) =6375a(19) =6765a(20) =7077a(21) =7205a(22) =7865a(23) =7917a(24) =7959a(25) =8305a(26) =8405a(27) =8625a(28) =8841a(29) =9455