Position of n-th 0 in A031100.

Terms

a(0) =6a(1) =24a(2) =42a(3) =60a(4) =78a(5) =79a(6) =81a(7) =84a(8) =87a(9) =90a(10) =106a(11) =133a(12) =160a(13) =187a(14) =201a(15) =204a(16) =207a(17) =210a(18) =214a(19) =241a(20) =268a(21) =295a(22) =321a(23) =322a(24) =324a(25) =327a(26) =330a(27) =333a(28) =349a(29) =376