

A309361


Numbers n such that the number of interior intersection points A091908(n) of the nintersected triangle increases exactly by 1 when the subdivision of the triangle is refined from n1 to n cutting line segments.


2



1, 3, 5, 7, 9, 11, 13, 17, 21, 25, 27, 31, 33, 37, 43, 49, 51, 53, 55, 57, 61, 67, 73, 81, 93, 97, 101, 107, 113, 115, 121, 123, 127, 133, 137, 141, 145, 147, 157, 163, 173, 177, 183, 185, 193, 201, 205, 211, 213, 217, 235, 241, 243, 249, 253, 257
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