This vector shows what characters are allowed after a bigint
1337n$[chr]in log($[i])1337n⟦09⟧in alert(9)1337n
in alert(10)1337n0x0Bin alert(11)1337n0x0Cin alert(12)1337n0x0Din alert(13)1337n in alert(32)1337n in alert(160)1337n in alert(5760)1337n in alert(8192)1337n in alert(8193)1337n in alert(8194)1337n in alert(8195)1337n in alert(8196)1337n in alert(8197)1337n in alert(8198)1337n in alert(8199)1337n in alert(8200)1337n in alert(8201)1337n in alert(8202)1337n
in alert(8232)