#define MD 998244353

typedef struct{
	unsigned t,i;
} SEdev;

SEdev edevs[2026];

rep(i,1,2026,2){
	edevs[i].t=~0u/i;
	unsigned x=i;
	x*=2-i*x;
	x*=2-i*x;
	x*=2-i*x;
	x*=2-i*x;
	edevs[i].i=x;
}

Mint d[2026][2027];
d[0][0]=1;

rep(i,1,2026){
	d[i][0]=d[i-1][1];
	rep(j,1,i+1){
		d[i][j]=d[i-1][j-1]+d[i-1][j+1];
	}
}

ll@t;
rep(t){
	ll@n,@a;
	Mint z=0;
	rep(j,1,451){
		if(__builtin_ctz(a)>=__builtin_ctz(j)){
			ll j2=j>>__builtin_ctz(j);
			if((unsigned)a*edevs[j2].i<=edevs[j2].t){
				z+=d[n-1][j];
				//ll k=a/j;
				ll k=(unsigned)a*edevs[j2].i>>__builtin_ctz(j);
				if(k>450&&k<2026){
					z+=d[n-1][k];
				}
			}
		}
	}
	wt(z);
}