The n n\,nth term of a sequence is n2+3n^2 + 3n2+3
Verify that the first three terms of this sequence are 4, 7 and 12.
Verify that the 10th term in this sequence is 103.
208 exam-style questions on AQA GCSE Maths Sequences (Nth Term). Each one has a worked solution and a mark scheme showing where the marks go.