Position of n-th 0 in A031045.

Terms

a(0) =0a(1) =8a(2) =24a(3) =40a(4) =56a(5) =72a(6) =88a(7) =104a(8) =120a(9) =121a(10) =124a(11) =127a(12) =130a(13) =133a(14) =136a(15) =139a(16) =142a(17) =144a(18) =168a(19) =192a(20) =216a(21) =240a(22) =264a(23) =288a(24) =312a(25) =313a(26) =316a(27) =319a(28) =322a(29) =325