

A225745


Smallest k such that n numbers can be picked in {1,...,k} with no four in arithmetic progression.


0



1, 2, 3, 5, 6, 8, 9, 10, 13, 15, 17, 19, 21, 23, 25, 27, 28, 30, 33, 34, 37, 40, 43, 45, 48, 50, 53, 54, 58, 60, 64, 66, 68, 70, 74, 77
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