Nim product 13 * n.

Terms

a(0) =0a(1) =13a(2) =6a(3) =11a(4) =9a(5) =4a(6) =15a(7) =2a(8) =14a(9) =3a(10) =8a(11) =5a(12) =7a(13) =10a(14) =1a(15) =12a(16) =208a(17) =221a(18) =214a(19) =219a(20) =217a(21) =212a(22) =223a(23) =210a(24) =222a(25) =211a(26) =216a(27) =213a(28) =215a(29) =218