John o'sullivan coined the phrase to describe america's right to expand to the pacific ocean

30days since birth=56oz  

60dsb=98oz  90dsb=140oz  120dsb=182oz, etc

Step-by-step explanation:

let x be days since birth and y be total weight since birth

we can make a function for this of-- 1.4x+14=y

various numbers could be once per 30 days -- 30days since birth=56oz  

60dsb=98oz  90dsb=140oz  120dsb=182oz, etc