satis.js

function count(numOfVars, evaluate) {
    const num = Math.pow(2, numOfVars);
    let counter = 0;
    for (let i = 0; i < num; i++) {
	const evals = [];

	for (let j = 0; j < numOfVars; j++) {
	    evals.push((i >> j) & 1);
	}

	const x = evaluate(evals);
	counter += x;
    }

    return counter;
}

const result = count(4, ([a, b, c, d]) => {
    return (!a || b) && (!b || c) && (!c || d);
});

console.log(result)