Escalation increments

Someone please tell me what the escalating serie is...
4,6,8,10,12, and how does it exactly follows ? Please answer.
Regards
4,6,8,10,12, and how does it exactly follows ? Please answer.
Regards
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http://rzmhprwww.conquerclub.com/forum/
http://rzmhprwww.conquerclub.com/forum/viewtopic.php?f=6&t=63356
The Neon Peon wrote:4, 6, 8, 10, 12, 15, 20, 25, 30, 35, 40, 45, 50.... the rest increase by 5s