#include <stdio.h>

long v[3][66000], n, i, j, k, s;

long ab(long a)
{
    if(a<0) return -a;
    return a;
}

int main()
{
    freopen("1-sir.in", "r", stdin);
    freopen("1-sir.out", "w", stdout);
    scanf("%d", &n, &s);
    if(s<0) s*=-1;
    v[1][0]=1;
    for(i=2; i<=n; i++)
    {
        for(j=-(n*n)/2; j<=(n*n)/2; j++)
        {
            v[i%2][ab(j)] =v[(i-1)%2][ab(j-i+1)];
            v[i%2][ab(j)]+=v[(i-1)%2][ab(j+i-1)];
            if(j==0) v[i%2][j]=v[i%2][j]/2;
        }
    }
    printf("%d\n", (v[n%2][s])%194767);
    return 0;
}