Practical numbers (A005153) that are abundant and have a record low value of abundancy index.

Terms

a(0) =12a(1) =18a(2) =20a(3) =88a(4) =104a(5) =464a(6) =1888a(7) =1952a(8) =29056a(9) =29312a(10) =29824a(11) =30592a(12) =30848a(13) =32128a(14) =127744a(15) =128768a(16) =130304a(17) =521728a(18) =522752a(19) =8341504a(20) =8353792a(21) =8378368a(22) =8382464a(23) =134029312a(24) =134045696a(25) =134094848a(26) =134193152a(27) =2146926592a(28) =2146992128a(29) =8586723328