Numbers m such that there are precisely 19 groups of order m.

Terms

a(0) =1029a(1) =5145a(2) =6591a(3) =7803a(4) =8001a(5) =11319a(6) =11739a(7) =12789a(8) =17157a(9) =17493a(10) =20577a(11) =21567a(12) =23667a(13) =23877a(14) =27993a(15) =31311a(16) =32955a(17) =33411a(18) =34671a(19) =34713a(20) =39015a(21) =39753a(22) =40005a(23) =42189a(24) =42861a(25) =45675a(26) =47691a(27) =48363a(28) =49833