12 10000000000000000000))
14(set! j (+ i i i i i i i i i i))
16(set! k (+ j j j j j j j j j j))
18(set! l (+ k k k k k k k k k k))
20(set! m (+ l l l l l l l l l l))
22(set! n (+ m m m m m m m m m m))
24(set! o (+ n n n n n n n n n n))
26(set! p (+ o o o o o o o o o o))
28(set! q (+ p p p p p p p p p p))
30(set! r (+ q q q q q q q q q q))
32(set! s (+ r r r r r r r r r r))
34(set! t (+ s s s s s s s s s s))
36(set! u (+ t t t t t t t t t t))
38(set! v (+ u u u u u u u u u u))
40(set! x (+ v v v v v v v v v v))
42(set! y (+ x x x x x x x x x x))
44"we're OK to here: 10^36, which is below the 2^120 barrier so represented as two cells"
45(inspect (set! z (+ y y y y y y y y y y)))
47"This blows up: 10^37, which is a three cell bignum."
48(inspect (set! final (+ z z z z z z z z z z)))