Stoke Newington to Brighton

crib sheet - london to brighton

trafalgar sqaure
down pall mall
up st james street and down piccadilly
at hyde park corner turn left onto grovesner place
right on to hobart/kings road
at sloane square left onto lower sloane street
follow over chelsea bridge and straight down queenstown road
continue through to clapham south and follow a24
at tooting broadway turn left onto mitcham road
right on a217 to mitcham
left at cricket green and onto cranmer road
right onto carshalton road - a237
right at chipstead valley road and left onto portnalls road turns into coulsden lane
left at high road leads into blackhorse lane
left at a217 and under m25 - follow through to reigate
follow a217 until left at lonesome lane turns into meath green lane
right then left onto vicarage lane
over a23 onto victoria road
right at balcombe road
left at roundabout onto antlands lane east
leads onto effingham road then right onto effingham lane
continues onto mill lane and then right at turners hill road
leads into north st and then follow selsfield road
right at selsfield common continue on selsfield road b2028 to ardingley
out onto lindfield road turns into ardingley road onto high st and lindfield
left at lewes road turns into scaynes hill road
right at a272 lewes road straight left onto slugwash lane
right at green road left at b2112 common lane to ditchling
follow beacons road and then ditchling road
up the ditchling beacon and then ditchling road all the way to the sea.

might vary a shade from the map but those directions will get you there.
nice roads, the main ones aren't too bad.
some amazing country lanes in there too.