Composite numbers k such that k is a substring of A067599(k).

Terms

a(0) =15a(1) =232a(2) =1111a(3) =1131a(4) =3171a(5) =7112a(6) =8571a(7) =11110a(8) =11371a(9) =17119a(10) =22564a(11) =31291a(12) =37127a(13) =53159a(14) =131131a(15) =190911a(16) =317169a(17) =1283122a(18) =1712914a(19) =3141133a(20) =5131120a(21) =11101112a(22) =12711811a(23) =14713491a(24) =19090911a(25) =19114912a(26) =31311891a(27) =35911069a(28) =71119711a(29) =99119863