Lexicographically earliest sequence of pairwise coprime triangular numbers.

Terms

a(0) =1a(1) =3a(2) =10a(3) =91a(4) =253a(5) =703a(6) =1711a(7) =1891a(8) =3403a(9) =5671a(10) =12403a(11) =15931a(12) =18721a(13) =25651a(14) =34453a(15) =38503a(16) =60031a(17) =73153a(18) =79003a(19) =88831a(20) =104653a(21) =108811a(22) =114481a(23) =126253a(24) =146611a(25) =158203a(26) =166753a(27) =171991a(28) =188191a(29) =218791