

A333404


Lexicographically earliest sequence of positive distinct integers such that if a(n) steps over a(n) commas to the right, it is met by a term whose leftmost digit is prime.


3



1, 2, 3, 5, 4, 7, 6, 8, 20, 9, 10, 11, 21, 12, 13, 22, 14, 15, 23, 16, 24, 17, 25, 18, 19, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 50, 42, 51, 52, 43, 44, 53, 45, 46, 47, 54, 48, 55, 49, 56, 57, 58, 59, 70, 60, 71, 61, 72, 62, 73, 63, 74, 64, 75, 65, 76, 66, 77, 67, 78, 68, 79, 69, 200, 80
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