Harriot, Thomas - Mss. 6787

681341v

[Commentary:

Further calculations on the series 5, 8, 13, 20, ... from Add MS f. .

b

c

d

denote successive sums of terms, taken two at a time.
Fingers in the margin point to formulae for

a

e

, and

o

in terms of

b

c

d

. ]