/**
 *
 * @param n The term number.
 * @param d The difference.
 * @param a First number in sequqnce. The formula for this is `Tn = a + (n - 1) * d`. If you prefer to use `Tn = dn+c`, then `a` is `c`
 */
declare function findTerm(n: number, d: number, a: number): number;
/**
 *
 * @param n The first term number.
 * @param nn The last term number.
 * @param d The difference.
 * @param a First number in sequqnce. The formula for this is `Tn = a + (n - 1) * d`. If you prefer to use `Tn = dn+c`, then `a` is `c`
 */
declare function findTerms(n: number, nn: number, d: number, a: number): number[];
/**
 *
 * @param num1 The first number
 * @param num2 The second number
 * @param num3 The third number
 * @param returnSimplified Return the simplified formula of `Tn = dn+c` rather than `Tn = a + (n - 1) * d`
 */
declare function findNthTerm(num1: number, num2: number, num3: number, returnSimplified?: boolean): {
    a: number;
    d: number;
    formula: string;
} | {
    c: number;
    d: number;
    formula: string;
};
declare const _default: {
    findTerm: typeof findTerm;
    findTerms: typeof findTerms;
    findNthTerm: typeof findNthTerm;
};
export default _default;