Positions of odd numbers in A025060 (numbers of form j*k + k*i + i*j, where 1 <= i < j < k).

Terms

a(0) =1a(1) =3a(2) =4a(3) =6a(4) =8a(5) =9a(6) =10a(7) =13a(8) =16a(9) =17a(10) =18a(11) =21a(12) =22a(13) =24a(14) =26a(15) =28a(16) =30a(17) =31a(18) =33a(19) =35a(20) =37a(21) =39a(22) =40a(23) =41a(24) =43a(25) =45a(26) =46a(27) =48a(28) =50a(29) =53