4309747041023999857206910900081
4309747041023999857206910900081;
+ 170141183460469231731687303715884105727
+ 2
+ 2
+ 4;
+
6277101735386680763835789423207666416083908700390324961279
2455155546008943817740293915197451784769108058161191238065
340282366920938463500268095579187314689
8745435676786567758678547
2439674515119108242643169132064;
+ 170141183460469231731687303715884105727
+ 2
+ 170141183460469231731687303715884105727
+ 2;
+
# --- Bizarre bug ---
#
# This was caused by omission of the test-and-subtract step in the
6c03f5958677efd383509141bf257375
03bbd76f19ba19e3f255c24063f6384d4ac913d9e582392589a525195bcc547c;
+ # --- Slightly larger test for mul4 ---
+
+ b9d339d524b35abfa21cb0c129ca1800c2286025af766b8b3296495bf1013104
+ c8c7133a4bc7978ef439dc5607715d7f0f23d3d6d6bc704535bef33bb1dff7f0
+ 91bd86557783557ba3fa69cfff6453f930b4db501c21317c8bd10c76c321ee2736b6a565c36bd42e2a6ea27495d182f0c4730b604a1e5c01c82a56938de4cfc0;
+
# --- Karatsuba regression ---
#
# This bug was caused by kmul (a) choosing the split point too low on