import { MonoTypeOperatorFunction, Observable, OperatorFunction } from "rxjs";
export declare function subsequent<T, R>(count: number, operator: (source: Observable<T>) => Observable<R>): OperatorFunction<T, T | R>;
export declare function subsequent<T>(count: number, operator: (source: Observable<T>) => Observable<T>): MonoTypeOperatorFunction<T>;
export declare function subsequent<T, R>(operator: (source: Observable<T>) => Observable<R>): OperatorFunction<T, T | R>;
export declare function subsequent<T>(operator: (source: Observable<T>) => Observable<T>): MonoTypeOperatorFunction<T>;