1
1 1
1 2 1
1 3 3 1
1 4 6 4 1
1 5 10 10 5 1
1 6 15 20 15 6 1
1 7 21 35 35 21 7 1
(p + q)^7 = 1·p^7 + 7·p^6·q + 21·p^5·q^2 + 35·p^4·q^3 + 35·p^3·q^4 + 21·p^2·q^5 + 7·p·q^6 + 1·q^7
1
1 1
1 2 1
1 3 3 1
1 4 6 4 1
1 5 10 10 5 1
1 6 15 20 15 6 1
1 7 21 35 35 21 7 1
(p + q)^7 = 1·p^7 + 7·p^6·q + 21·p^5·q^2 + 35·p^4·q^3 + 35·p^3·q^4 + 21·p^2·q^5 + 7·p·q^6 + 1·q^7