module main;
// https://kmjp.hatenablog.jp/entry/2015/02/09/0900 より
// フィボナッチ数列、行列累乗
import std;

struct ModInt(long MOD) {
private:
	long val;
public:
	// コンストラクタ
	// useMod:MODで剰余を取る処理を行うかどうか
	this(long x, bool useMod = true)
	{
		if (useMod) {
			val = x % MOD;
			if (val < 0) val += MOD;
		} else
			val = x;
	}
	@property long value() const { return val; }
	@property ModInt value(long x) { val = x % MOD; if (val < 0) val += MOD; return this; }
	// 代入演算子
	ModInt opAssign(T)(T x)
		if (isIntegral!T)
	{
		val = x % MOD;
		if (val < 0) val += MOD;
		return this;
	}
	// 演算代入演算子
	ModInt opOpAssign(string op, T)(T rhs) pure nothrow
		if (is(T : ModInt) && (op == "+" || op == "-" || op == "*" || op == "/"))
	{
		static if (op == "+") {
			val += rhs.val;
			while (val >= MOD) val -= MOD;
		} else static if (op == "-") {
			val -= rhs.val;
			while (val < 0) val += MOD;
		} else static if (op == "*") {
			val = val * rhs.val % MOD;
			while (val < 0) val += MOD;
		} else static if (op == "/") {
			val = val * rhs.inv().val % MOD;
			while (val < 0) val += MOD;
		}
		return this;
	}
	ModInt opOpAssign(string op, T)(T rhs) pure nothrow
		if (isIntegral!T && (op == "+" || op == "-" || op == "*" || op == "/"))
	{
		static if (op == "+") {
			val += rhs;
			while (val >= MOD) val -= MOD;
		} else static if (op == "-") {
			val -= rhs;
			while (val < 0) val += MOD;
		} else static if (op == "*") {
			val = val * rhs % MOD;
			while (val < 0) val += MOD;
		} else static if (op == "/") {
			val = val * Mint(rhs).inv().val % MOD;
			while (val < 0) val += MOD;
		}
		return this;
	}
	// 二項演算子
	ModInt opBinary(string op, T)(T rhs) pure nothrow
		if (is(T : ModInt) && (op == "+" || op == "-" || op == "*" || op == "/"))
	{
		auto r = this;
		return r.opOpAssign!op(rhs);
	}
	ModInt opBinary(string op, T)(T rhs) pure nothrow
		if (isIntegral!T && (op == "+" || op == "-" || op == "*" || op == "/"))
	{
		auto r = this;
		return r.opOpAssign!op(rhs);
	}
	ModInt opBinaryRight(string op, T)(T lhs) pure nothrow
		if (isIntegral!T && (op == "+" || op == "-" || op == "*" || op == "/"))
	{
		ModInt r = lhs;
		return r.opOpAssign!op(this);
	}
	// 単項演算子
	ModInt opUnary(string op)() pure nothrow
		if (op == "++" || op == "--")
	{
		static if (op == "++") {
			++val;
			if (val == MOD) val = 0;
		} else static if (op == "--") {
			if (val == 0) val = MOD;
			--val;
		}
		return this;
	}
	ModInt opUnary(string op)() pure const nothrow
		if (op == "-")
	{
		if (val == 0)
			return ModInt(0, false);
		else
			return ModInt(MOD - val, false);
	}
	// 等号演算子
	bool opEquals(ref const ModInt rhs) @safe pure const nothrow
	{
		return val == rhs.val;
	}
	bool opEquals(T)(const T rhs) @safe pure const nothrow
		if (isIntegral!T)
	{
		return val == rhs;
	}
	// 累乗
	ModInt pow(T)(T n) pure const
		if (isIntegral!T)
	{
		ModInt x = n >= 0 ? this : inv(), r = 1;
		while (n) {
			if (n & 1) r *= x;
			x *= x;
			n >>= 1;
		}
		return r;
	}
	// MODに関する逆元
	ModInt inv() pure const
	{
		long a = val, b = MOD, u = 1, v = 0;
		while (b) {
			long t = a / b;
			a -= t * b; swap(a, b);
			u -= t * v; swap(u, v);
		}
		return ModInt(u);
	}
	string toString() pure nothrow const
	{
		return val.to!string;
	}
	// 連想配列のためのハッシュ
	hash_t toHash() const @safe pure nothrow
	{
		// MMIX by Donald Knuth
		return cast(hash_t)(6_364_136_223_846_793_005L * val + 1_442_695_040_888_963_407L);
	}
}
immutable MOD = 10L ^^ 9 + 7;
alias Mint = ModInt!MOD;
alias Mat = Mint[2][2];

Mat mul(Mat A, Mat B)
{
	Mat C;
	C[0][0] = A[0][0] * B[0][0] + A[0][1] * B[1][0];
	C[0][1] = A[0][0] * B[0][1] + A[0][1] * B[1][1];
	C[1][0] = A[1][0] * B[0][0] + A[1][1] * B[1][0];
	C[1][1] = A[1][0] * B[0][1] + A[1][1] * B[1][1];
	return C;
}
Mat pow(Mat A, long p)
{
	Mat R = [[Mint(1), Mint(0)], [Mint(0), Mint(1)]];
	while (p) {
		if (p & 1)
			R = mul(A, R);
		A = mul(A, A);
		p >>= 1;
	}
	return R;
}
Mint pat(long c)
{
	Mat A = [[Mint(1), Mint(1)], [Mint(1), Mint(0)]];
	Mat B = pow(A, c - 1);
	return B[0][0] + B[0][1] + B[1][0] + B[1][1];
}

void main()
{
	// 入力
	int N = readln.chomp.to!int;
	// 答えの計算
	Mint ans = 1;
	foreach (_; 0 .. N) {
		long C;
		string S;
		readln.chomp.formattedRead("%d %s", C, S);
		auto D = BigInt(S);
		if (D > MOD - 1)
			D %= MOD - 1;
		ans *= pat(C).pow(cast(long)D);
	}
	// 答えの出力
	writeln(ans);
}