निम्नलिखित अनुक्रम में लुप्त संख्या ज्ञात कीजिए: 1, 3, 6, 10, 15, ?

What should come in place of the question mark (?) in the given series? 76, 81, 91, 111, 151, ?, 6044

What should come in place of the two question marks (?) in the given series in the same order? 42, 43, 47, 56, ?, 97, ?

Which number should replace the question mark (?) in the given series? 1, 8, 16, 32, 75, 182, ?