seeded random in 385bytes of js

random-seed.js

const randomSeed = ((r,a,n)=>(d,o,m,i,z,e,x)=>(o=n(3941471299,d),m=a(0.8633289230056107-(o>>>0)*r),i=a(0.15019597788341343-(o=n(o,d)>>>0)*r),z=a(0.9176952994894236-(o=n(o,d)>>>0)*r),e=1,()=>(x=2091639*m+e*r,m=i,i=z,z=x-(e=x|0))))(23283064365386963e-26,e=>e+(e<0),(e,r)=>{for(let t of r){let r=.02519603282416938*(e+=t.charCodeAt());r-=e=r>>>0,r*=e,r-=e=r>>>0,e+=4294967296*r}return e})
// usage:
const rand = randomSeed('hello') // must be a string
rand() // use like Math.random()

// the end.