sequenceT2T

sample Q from each layer	teach-learn questions
layer	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
practise-learn worksheets
print hints	d/s 2pp	d/s 2pp	d/s 2pp	s/s 2pp	d/s 1pp	d/s 2pp	d/s 2pp	d/s 2pp	d/s 1pp

NC information

A23 generate terms of a sequence from either a term-to-term or a position-to-term rule

A24 recognise and use sequences of triangular, square and cube numbers, simple arithmetic progressions,

A25 deduce expressions to calculate the nth term of linear and quadratic sequences