Smallest available integer which fits into the repeating pattern 02468.

Terms

a(0) =0a(1) =2a(2) =4a(3) =6a(4) =80a(5) =24a(6) =680a(7) =246a(8) =802a(9) =46a(10) =8024a(11) =6802a(12) =4680a(13) =24680a(14) =246802a(15) =46802a(16) =468024a(17) =68024a(18) =680246a(19) =80246a(20) =8024680a(21) =2468024a(22) =68024680a(23) =24680246a(24) =80246802a(25) =4680246a(26) =802468024a(27) =680246802a(28) =468024680a(29) =2468024680