import { ValidatorIndex } from "@lodestar/types";
import { CachedBeaconStateElectra } from "../types.js";
/**
 * Return the proposer indices for the full available lookahead starting from current epoch.
 * Used to initialize the `proposer_lookahead` field in the beacon state at genesis and after forks.
 */
export declare function initializeProposerLookahead(state: CachedBeaconStateElectra): ValidatorIndex[];
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