import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.NoSuchElementException;

public class Main {
	final long MOD=(long)1e9+7;
	
	boolean[][] palindrome(char[] cs) {
		int n=cs.length;
		boolean[][] dp=new boolean[n][n];
		for (int i=0;i<n;++i) {
			int p=0;
			while (0<=i-p&&i+p<n&&cs[i-p]==cs[i+p]) {
				dp[i-p][i+p]=true;
				++p;
			}
			p=0;
			while (0<=i-p-1&&i+p<n&&cs[i-p-1]==cs[i+p]) {
				dp[i-p-1][i+p]=true;
				++p;
			}
		}
		return dp;
	}
	
	void run() {
		FastScanner sc=new FastScanner();
		PrintWriter pw=new PrintWriter(System.out);
		char[] cs=sc.next().toCharArray();
		int n=cs.length;
		boolean[][] dp=palindrome(cs);
		long[] head=new long[n];
		//P1=[0....i]
		//P2=[i+1...j]
		for (int i=0;i<n;++i) {
			if (!dp[0][i]) continue;
			for (int j=i+1;j<n;++j) {
				if (!dp[i+1][j]) continue;
				++head[j];
			}
		}
		long ans=0;
		for (int i=0;i<n;++i) {
			for (int j=i+2;j<n;++j) {
				if (!dp[j][n-1]) continue;
				ans+=head[i];
			}
		}
		pw.println(ans);
		pw.close();
	}
	
	void tr(Object...objects) {System.out.println(Arrays.deepToString(objects));}
	
    public static void main(String[] args) {
    	new Main().run();
    }
}




class FastScanner {
    private final InputStream in = System.in;
    private final byte[] buffer = new byte[1024];
    private int ptr = 0;
    private int buflen = 0;
    private boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        }else{
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }
    private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
    private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
    private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;}
    public boolean hasNext() { skipUnprintable(); return hasNextByte();}
    public String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while(isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    public long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while(true){
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            }else if(b == -1 || !isPrintableChar(b)){
                return minus ? -n : n;
            }else{
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    public int nextInt() {
    	return (int)nextLong();
    }
}