Least m which can be written as i*j+i+j in n different ways: A072670(m)=n.

Terms

a(0) =0a(1) =3a(2) =11a(3) =23a(4) =35a(5) =59a(6) =191a(7) =119a(8) =179a(9) =239a(10) =575a(11) =359a(12) =1295a(13) =899a(14) =719a(15) =839a(16) =9215a(17) =1259a(18) =786431a(19) =1679a(20) =2879a(21) =15359a(22) =3599a(23) =2519a(24) =6479a(25) =61439a(26) =6299a(27) =6719a(28) =2359295a(29) =5039